ChemicalBook
A
B
C
D
E
F
G
H
I
J
K
L
M
N
O
P
Q
R
S
T
U
V
W
X
Y
Z
(E,Z)-2-(2-Benzyloxycarbonylamino-4-thiazol)-4-(3-methyl-2-butenyloxycarbonyl)-2-butenoic acid
(E,Z)-2-(2-Benzyloxycarbonylamino-4-thiazol)-4-(3-methyl-2-butenyloxycarbonyl)-2-butenoic acid
155657-19-5
(E,Z)-2-(BENZYLOXYCARBONYLAMINO-4-THIOZOYL)-4(3-METHYL-2-BUTENYLOXYCARBONYL)-2-BUTENOIC ACI (INTERMEDIATE OF CEFTIBUTENE)
(E,Z)-2-(BENZYLOXYCARBONYLAMINO-4-THIOZOYL)-4(3-METHYL-2-BUTENYLOXYCARBONYL)-2-BUTENOIC ACI (INTERMEDIATE OF CEFTIBUTENE)
(E)-2-[[(Z)-2-[[(Benzyloxy)carbonyl]amino]-2-butenoyl]amino]-2-butenoic acid methyl ester
(E)-2-[[(Z)-2-[[(Benzyloxy)carbonyl]amino]-2-butenoyl]amino]-2-butenoic acid methyl ester
(2E,4Z)-5-(1,3-Benzodioxol-5-yl)-2,4-pentadienoic acid
(2E,4Z)-5-(1,3-Benzodioxol-5-yl)-2,4-pentadienoic acid
495-87-4
exu protein
exu protein
144998-54-9
Exu R protein
Exu R protein
EZA(R) ZEOLITE A
EZA(R) ZEOLITE A
ExuT protein
ExuT protein
(E/Z)-4-CARBOXYMETHYL-5-(4-FLUOROPHENYL)-2-METHYL-PENT-4-EN-3-ONE
(E/Z)-4-CARBOXYMETHYL-5-(4-FLUOROPHENYL)-2-METHYL-PENT-4-EN-3-ONE
122549-26-2
EZBLUE(TM) GEL STAINING REAGENT
EZBLUE(TM) GEL STAINING REAGENT
(E,Z)-(CF3CF=CF)2
(E,Z)-(CF3CF=CF)2
83168-66-5
(E/Z)-Chlorprothixene-d6 Hydrochloride (Mixture)
(E/Z)-Chlorprothixene-d6 Hydrochloride (Mixture)
1246832-91-6
(E/Z)-1-[4-(2-Chloroethoxyphenyl]-1,2-diphenyl-1-butene
(E/Z)-1-[4-(2-Chloroethoxyphenyl]-1,2-diphenyl-1-butene
(E,Z)-9-(4-Chlorophenyl)Methylene-5-oxiranyl-2,7-dichlorofluorene
(E,Z)-9-(4-Chlorophenyl)Methylene-5-oxiranyl-2,7-dichlorofluorene
252990-29-7
(E/Z)-1-[4-(2-Chloroethoxyphenyl]-1,2-diphenyl-1-butene-4,4,5,5,5-d5
(E/Z)-1-[4-(2-Chloroethoxyphenyl]-1,2-diphenyl-1-butene-4,4,5,5,5-d5
2-((1E,3Z)-3-CHLORO-5-[1-ETHYL-2(1H)-QUINOLINYLIDENE]-1,3-PENTADIENYL)-1-ETHYLQUINOLINIUM 4-METHYLBENZENESULFONATE
2-((1E,3Z)-3-CHLORO-5-[1-ETHYL-2(1H)-QUINOLINYLIDENE]-1,3-PENTADIENYL)-1-ETHYLQUINOLINIUM 4-METHYLBENZENESULFONATE
60684-03-9
2-[(1E,3Z)-3-CHLORO-5-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)-1,3-PENTADIENYL]-1,3,3-TRIMETHYL-3H-INDOLIUM IODIDE
2-[(1E,3Z)-3-CHLORO-5-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)-1,3-PENTADIENYL]-1,3,3-TRIMETHYL-3H-INDOLIUM IODIDE
119569-97-0
(1E,3Z)-2-CHLORO-1,4-DICYANO-1,3-BUTADIENE
(1E,3Z)-2-CHLORO-1,4-DICYANO-1,3-BUTADIENE
2-((1E,3Z)-3-CHLORO-5-[3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE]-1,3-PENTADIENYL)-3-ETHYL-1,3-BENZOTHIAZOL-3-IUM 4-METHYLBENZENESULFONATE
2-((1E,3Z)-3-CHLORO-5-[3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE]-1,3-PENTADIENYL)-3-ETHYL-1,3-BENZOTHIAZOL-3-IUM 4-METHYLBENZENESULFONATE
2-[(1E,3Z)-3-CHLORO-5-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)-1,3-PENTADIENYL]-1,3,3-TRIMETHYL-3H-INDOLIUM PERCHLORATE
2-[(1E,3Z)-3-CHLORO-5-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)-1,3-PENTADIENYL]-1,3,3-TRIMETHYL-3H-INDOLIUM PERCHLORATE
112324-77-3
2-[(1E,3Z)-3-CHLORO-5-(1-DECYL-3,3-DIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)-1,3-PENTADIENYL]-1-DECYL-3,3-DIMETHYL-3H-INDOLIUM PERCHLORATE
2-[(1E,3Z)-3-CHLORO-5-(1-DECYL-3,3-DIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)-1,3-PENTADIENYL]-1-DECYL-3,3-DIMETHYL-3H-INDOLIUM PERCHLORATE
166317-60-8
2-[(1E,3Z)-3-CHLORO-5-(1,1,3-TRIMETHYL-1,3-DIHYDRO-2H-BENZO[E]INDOL-2-YLIDENE)-1,3-PENTADIENYL]-1,1,3-TRIMETHYL-1H-BENZO[E]INDOLIUM PERCHLORATE
2-[(1E,3Z)-3-CHLORO-5-(1,1,3-TRIMETHYL-1,3-DIHYDRO-2H-BENZO[E]INDOL-2-YLIDENE)-1,3-PENTADIENYL]-1,1,3-TRIMETHYL-1H-BENZO[E]INDOLIUM PERCHLORATE
81628-44-6
(2E,4Z)-3-Chloro-2,4-hexadienedioic acid
(2E,4Z)-3-Chloro-2,4-hexadienedioic acid
(4E,10Z,16bS)-5-Chloro-7,14-dibromo-9,9-dimethyl-1,2,6,9-tetrahydroazete[1',2':1,2]imidazo[4',5':7,8]azecino[3,2-b]indole-2-one
(4E,10Z,16bS)-5-Chloro-7,14-dibromo-9,9-dimethyl-1,2,6,9-tetrahydroazete[1',2':1,2]imidazo[4',5':7,8]azecino[3,2-b]indole-2-one
110271-22-2
(3E,5Z)-1-Bromo-3,5-heptadiene
(3E,5Z)-1-Bromo-3,5-heptadiene
(2E,4Z)-3-Bromo-2,4-hexadienedioic acid
(2E,4Z)-3-Bromo-2,4-hexadienedioic acid
(E,Z)-1-BROMO-2-[4-[2-(DIMETHYLAMINO)ETHOXY]PHENYL]-1,2-DIPHENYLETHENE
(E,Z)-1-BROMO-2-[4-[2-(DIMETHYLAMINO)ETHOXY]PHENYL]-1,2-DIPHENYLETHENE
19076-79-0
E/Z 1-BROMO-1,1-DIFLUOROHEPT-2-EN
E/Z 1-BROMO-1,1-DIFLUOROHEPT-2-EN
E/Z 1-BROMO-1,1-DIFLUOROHEPT-2-ENE
E/Z 1-BROMO-1,1-DIFLUOROHEPT-2-ENE
(5E)-5-[(2Z)-2-BROMO-3-PHENYLPROP-2-ENYLIDENE]-3-METHYL-2-THIOXO-1,3-THIAZOLIDIN-4-ONE
(5E)-5-[(2Z)-2-BROMO-3-PHENYLPROP-2-ENYLIDENE]-3-METHYL-2-THIOXO-1,3-THIAZOLIDIN-4-ONE
(E,Z)-1-Bromo-1,2-diphenyl-2-(4-hydroxyphenyl)ethene
(E,Z)-1-Bromo-1,2-diphenyl-2-(4-hydroxyphenyl)ethene
97151-00-3
(E,Z)-1-BROMO-1,2-DIPHENYL-2-(4-HYDROXYPHENYL)ETHENE
(E,Z)-1-BROMO-1,2-DIPHENYL-2-(4-HYDROXYPHENYL)ETHENE
874504-11-7
(2E,4Z)-4-BROMO-1,5-DIPHENYLPENTA-2,4-DIEN-1-ONE
(2E,4Z)-4-BROMO-1,5-DIPHENYLPENTA-2,4-DIEN-1-ONE
(E,Z)-1-Bromo-2-[4-[2-(dimethylamino)ethoxy]phenyl]-1,2-diphenylethene
(E,Z)-1-Bromo-2-[4-[2-(dimethylamino)ethoxy]phenyl]-1,2-diphenylethene
19118-19-5
(E,Z)-6-Bromo-5,9-pentacosadienoic acid
(E,Z)-6-Bromo-5,9-pentacosadienoic acid
150994-71-1
(E/Z)-1-BROMO-2-FLUOROETHYLENE
(E/Z)-1-BROMO-2-FLUOROETHYLENE
460-11-7
EYLSLSDKI
EYLSLSDKI
(4E,10Z,16bS)-7,14,16-Tribromo-5-chloro-6,9-dihydro-9,9-dimethylazeto[1',2':1,2]imidazo[4',5':7,8]azecino[3,2-b]indole-2(1H)-one
(4E,10Z,16bS)-7,14,16-Tribromo-5-chloro-6,9-dihydro-9,9-dimethylazeto[1',2':1,2]imidazo[4',5':7,8]azecino[3,2-b]indole-2(1H)-one
110271-21-1
(6E)-6-[(Z)-2-Butenylidene]-1,5,5-trimethyl-1-cyclohexene
(6E)-6-[(Z)-2-Butenylidene]-1,5,5-trimethyl-1-cyclohexene
71186-24-8
(2E,5Z)-4-Butyl-2,5-heptadiene
(2E,5Z)-4-Butyl-2,5-heptadiene
(1E,3Z)-1,3-Butadiene-1,4-dicarboxylic acid dimethyl ester
(1E,3Z)-1,3-Butadiene-1,4-dicarboxylic acid dimethyl ester
692-92-2
(E,Z)-4-(2-butenylidene)-3,5,5-trimethylcyclohex-2-en-1-one
(E,Z)-4-(2-Butenyliden)-3,5,5-trimethylcyclohex-2-en-1-on
5298-13-5
(2E,8Z)-2,8-Decadiene-4,6-diynoic acid methyl ester
(2E,8Z)-2,8-Decadiene-4,6-diynoic acid methyl ester
23180-59-8
(2E,4Z)-2,4-Decadiene
(2E,4Z)-2,4-Decadiene
(2E,8Z)-2,8-Decadiene-4,6-diyn-1-ol
(2E,8Z)-2,8-Decadiene-4,6-diyn-1-ol
13894-67-2
(4E,6Z)-30-Dechloro-2-demethylnaphthomycin A
(4E,6Z)-30-Dechloro-2-demethylnaphthomycin A
86825-87-8
4-[(1E,4Z)-1,4-Decadienyl]morpholine
4-[(1E,4Z)-1,4-Decadienyl]morpholine
(2E,4Z)-2,4-Decadien-1-ol
(2E,4Z)-2,4-Decadien-1-ol
16195-71-4
(2E,4Z)-2,4-decadienoic acid
(2E,4Z)-2,4-decadiensure
544-48-9
(2E,4Z)-deca-2,4-dienyl isovalerate
(2E,4Z)-Deca-2,4-dienylisovalerat
56699-32-2
(4E,6Z)-2-Demethylnaphthomycin A
(4E,6Z)-2-Demethylnaphthomycin A
86825-88-9
(E/Z)-Des(ethylthio)-5-(2-propenyl) ClethodiM
(E/Z)-Des(ethylthio)-5-(2-propenyl) ClethodiM
111031-60-8
O-tert-Butyl-diMethylsilyl CurcuMin
O-tert-Butyl-diMethylsilyl CurcuMin
911292-36-9
(1E,3Z)-1,4-Diacetoxy-1,3-butadiene
(1E,3Z)-1,4-Diacetoxy-1,3-butadiene
35694-36-1
(3E,5Z)-4,5-Dibutyl-2,2,7,7-tetramethyl-3,5-octadiene
(3E,5Z)-4,5-Dibutyl-2,2,7,7-tetramethyl-3,5-octadiene
55712-56-6
(E/Z)-1,2-DIBROMO-1,2-DIFLUOROETHYLENE
(E/Z)-1,2-DIBROMO-1,2-DIFLUOROETHYLENE
359-21-7
(1E,3Z)-1,4-Dicyano-2-methoxy-1,3-butadiene
(1E,3Z)-1,4-Dicyano-2-methoxy-1,3-butadiene
(1E,3Z)-1,4-dichlorobuta-1,3-diene
(1E,3Z)-1,4-Dichlorbuta-1,3-dien
3588-13-4
(1E,4Z)-1-(2-[6-(2,4-DICHLOROBENZYL)-3-PYRIDAZINYL]HYDRAZINO)-5-(2-THIENYL)-1,4-PENTADIEN-3-ONE
(1E,4Z)-1-(2-[6-(2,4-DICHLOROBENZYL)-3-PYRIDAZINYL]HYDRAZINO)-5-(2-THIENYL)-1,4-PENTADIEN-3-ONE
860649-36-1
(3E,5Z)-4,5-Diethyl-3,5-octadiene
(3E,5Z)-4,5-Diethyl-3,5-octadiene
21293-02-7
(2E,4Z)-3,4-Diethyl-2,4-hexadienedioic acid dimethyl ester
(2E,4Z)-3,4-Diethyl-2,4-hexadienedioic acid dimethyl ester
31545-75-2
(1E,4Z)-1-[4-(diethoxymethyl)phenyl]-5-(dimethylamino)-1,4-pentadien-3-one
(1E,4Z)-1-[4-(diethoxymethyl)phenyl]-5-(dimethylamino)-1,4-pentadien-3-one
303995-68-8
(E/Z)-4,4’-Dihydroxy-N-desmethyl Tamoxifen
(E/Z)-4,4’-Dihydroxy-N-desmethyl Tamoxifen
1217247-19-2
(E/Z)-4,4’-Dihydroxy-N-desmethyl Tamoxifen-d3
(E/Z)-4,4’-Dihydroxy-N-desmethyl Tamoxifen-d3
1246832-93-8
(E/Z)-4,4’-Dihydroxy Tamoxifen
(E/Z)-4,4’-Dihydroxy Tamoxifen
(5E,9Z)-7,8-Dihydro-3,6,10-trimethylcyclodeca[b]furan-11(4H)-one
(5E,9Z)-7,8-Dihydro-3,6,10-trimethylcyclodeca[b]furan-11(4H)-one
58535-46-9
(3E,4Z)-3-[[(Diisopropylamino)carbonyloxy]methylene]-4-(trimethylsilyl)-4-hexenoic acid methyl ester
(3E,4Z)-3-[[(Diisopropylamino)carbonyloxy]methylene]-4-(trimethylsilyl)-4-hexenoic acid methyl ester
(3E,4Z)-3-[[(Diisopropylamino)carbonyloxy]methylene]-4-(dimethylphenylsilyl)-6-methyl-4-heptenoic acid methyl ester
(3E,4Z)-3-[[(Diisopropylamino)carbonyloxy]methylene]-4-(dimethylphenylsilyl)-6-methyl-4-heptenoic acid methyl ester
(3E,4Z)-3-[[(Diisopropylamino)carbonyloxy]methylene]-2,4,6-trimethyl-4-heptenoic acid ethyl ester
(3E,4Z)-3-[[(Diisopropylamino)carbonyloxy]methylene]-2,4,6-trimethyl-4-heptenoic acid ethyl ester
(2E,4Z)-3,4-Dimethyl-2,4-hexadiene
(2E,4Z)-3,4-Dimethyl-2,4-hexadiene
2417-88-1
(4E,6Z)-2,2-Dimethyl-4,6-tetradecadiene
(4E,6Z)-2,2-Dimethyl-4,6-tetradecadiene
(3E,5Z)-6,10-Dimethyl-3,5,9-undecatrien-2-one
(3E,5Z)-6,10-Dimethyl-3,5,9-undecatrien-2-one
13927-47-4
(3E,5Z)-2,7-Dimethyl-3,5-octadiene
(3E,5Z)-2,7-Dimethyl-3,5-octadiene
55682-64-9
(2E,6Z)-3,7-Dimethyl-2,6-decadienoic acid methyl ester
(2E,6Z)-3,7-Dimethyl-2,6-decadienoic acid methyl ester
34603-28-6
(2E,5Z)-2-[(DIMETHYLAMINO)METHYLENE]-5-[(2E)-2-(3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE)ETHYLIDENE]CYCLOPENTANONE
(2E,5Z)-2-[(DIMETHYLAMINO)METHYLENE]-5-[(2E)-2-(3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE)ETHYLIDENE]CYCLOPENTANONE
88340-84-5
[(3E)-3-[[4-[(Z)-[7,7-dimethyl-3-oxo-4-(sulfomethyl)norbornan-2-yliden e]methyl]phenyl]methylidene]-7,7-dimethyl-2-oxo-norbornan-1-yl]methane sulfonic acid
[(3E)-3-[[4-[(Z)-[7,7-dimethyl-3-oxo-4-(sulfomethyl)norbornan-2-yliden e]methyl]phenyl]methylidene]-7,7-dimethyl-2-oxo-norbornan-1-yl]methane sulfonic acid
92761-26-7
(2E,5Z)-2-[(DIMETHYLAMINO)METHYLENE]-5-[(2Z)-2-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)ETHYLIDENE]CYCLOPENTANONE
(2E,5Z)-2-[(DIMETHYLAMINO)METHYLENE]-5-[(2Z)-2-(1,3,3-TRIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)ETHYLIDENE]CYCLOPENTANONE
88340-85-6
(2E,6Z)-2-[(DIMETHYLAMINO)METHYLENE]-6-[(2E)-2-(3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE)ETHYLIDENE]CYCLOHEXANONE
(2E,6Z)-2-[(DIMETHYLAMINO)METHYLENE]-6-[(2E)-2-(3-ETHYL-1,3-BENZOTHIAZOL-2(3H)-YLIDENE)ETHYLIDENE]CYCLOHEXANONE
88340-50-5
(3E,5Z)-6-(DIMETHYLAMINO)-1,1,1-TRIFLUORO-4-(2-PHENOXYANILINO)-3,5-HEXADIEN-2-ONE
(3E,5Z)-6-(DIMETHYLAMINO)-1,1,1-TRIFLUORO-4-(2-PHENOXYANILINO)-3,5-HEXADIEN-2-ONE
338393-36-5
2-((E)-2-[5-[(Z)-2-(3,3-DIMETHYL-1-PHENYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)ETHYLIDENE]-2H-PYRAN-3(6H)-YL]ETHENYL)-3,3-DIMETHYL-1-PHENYL-3H-INDOLIUM TETRAFLUOROBORATE
2-((E)-2-[5-[(Z)-2-(3,3-DIMETHYL-1-PHENYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)ETHYLIDENE]-2H-PYRAN-3(6H)-YL]ETHENYL)-3,3-DIMETHYL-1-PHENYL-3H-INDOLIUM TETRAFLUOROBORATE
262607-26-1
(2E,6Z)-2-((DIMETHYLAMINO)METHYLENE)-6-[(2Z)-2-(1-ETHYL-3,3-DIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)ETHYLIDENE]CYCLOHEXANONE
(2E,6Z)-2-((DIMETHYLAMINO)METHYLENE)-6-[(2Z)-2-(1-ETHYL-3,3-DIMETHYL-1,3-DIHYDRO-2H-INDOL-2-YLIDENE)ETHYLIDENE]CYCLOHEXANONE
(E)&(Z)-4,8-DIMETHYL-3,7-NONADIEN-2-ONE
(E)&(Z)-4,8-DIMETHYL-3,7-NONADIEN-2-ONE
817-88-9
(1E,5Z)-1,5-dimethyl-8-prop-1-en-2-yl-cyclodeca-1,5-diene
(1E,5Z)-1,5-dimethyl-8-prop-1-en-2-yl-cyclodeca-1,5-diene
[(1E,3Z)-2,3-Dimethyl-4-(trimethylsilyl)-1,3-butadienyl](trimethyl)sil ane
[(1E,3Z)-2,3-Dimethyl-4-(trimethylsilyl)-1,3-butadienyl](trimethyl)sil ane
(E,Z)-2,6-Dimethyl-2,6-octadiene-1,8-diol
(E,Z)-2,6-Dimethyl-2,6-octadiene-1,8-diol
26488-98-2
(8E,10Z)-7,12-Dioxo-8,10-octadecadienoic acid ethyl ester
(8E,10Z)-7,12-Dioxo-8,10-octadecadienoic acid ethyl ester
(1E,2Z)-1,2-Diphenyl-1,2-ethanedione dioxime
(1E,2Z)-1,2-Diphenyl-1,2-ethanedione dioxime
572-43-0
(1E,2Z)-1,3-Diphenyl-2-propen-1-one oxime
(1E,2Z)-1,3-Diphenyl-2-propen-1-one oxime
52939-95-4
(1E,4Z)-1,5-Diphenyl-1,4-pentadiene-3-one
(1E,4Z)-1,5-Diphenyl-1,4-pentadiene-3-one
(2E,4Z)-3,4-Dipropyl-2,4-hexadienedioic acid dimethyl ester
(2E,4Z)-3,4-Dipropyl-2,4-hexadienedioic acid dimethyl ester
58367-41-2
(1E,3Z)-1,5-Diphenyl-1,3-pentadiene
(1E,3Z)-1,5-Diphenyl-1,3-pentadiene
(E,Z) Di-1-propenyl methyl orthoacetate
(E,Z) Di-1-propenyl methyl orthoacetate
66178-24-3
(E/Z) 4,4'-Distyryl-2,2'-bipyridine
(E/Z) 4,4'-Distyryl-2,2'-bipyridine
(1E,4Z,6E)-1,7-Bis[4-[[(1,1-diMethylethyl)diMethylsilyl]oxy]-3-Methoxyphenyl]-5-hydroxy-1,4,6-heptatrien-3-one
(1E,4Z,6E)-1,7-Bis[4-[[(1,1-diMethylethyl)diMethylsilyl]oxy]-3-Methoxyphenyl]-5-hydroxy-1,4,6-heptatrien-3-one
1134639-23-8
(1E,4Z,6E)-1,7-Bis(3,4-dihydroxyphenyl)-5-hydroxy-1,4,6-heptatrien-3-one
(1E,4Z,6E)-1,7-Bis(3,4-dihydroxyphenyl)-5-hydroxy-1,4,6-heptatrien-3-one
Ez1DNABuccalSwabCard
Ez1DNABuccalSwabCard
Ez1DNABuffyCoatCard
Ez1DNABuffyCoatCard
Ez1DNABlood350UlKit(48)**
Ez1DNABlood350UlKit(48)**
Ez1DNAParaffinSectionCard
Ez1DNAParaffinSectionCard
Ez1DNABloodCard
Ez1DNABloodCard
1031
1032
1033
1034
1035
1036
1037
1038
1039
Copyright 2019 © ChemicalBook. All rights reserved