tert-butyl N-{2,2-dimethyl-5-[(methylamino)methyl]-1,3-diox an-5-yl}carbamate

tert-butyl N-{[4-(piperidin-4-yl)phenyl]methyl}carbamate tert-butyl N-{2-[(2-amino-4-chlorophenyl)amino]ethyl}carbamate tert-butyl N-{[5-(dimethylphosphoryl)pyridin-2-yl]methyl}ca rbamate tert-butyl N-{2-[5-(chloromethyl)-5-methyl-4,5-dihydro-1,2-o xazol-3-yl]propan-2-yl}carbamate tert-butyl N-{[5-(hydroxymethyl)-1,3,4-thiadiazol-2-yl]methyl }carbamate

tert-butyl N-{1-hydroxyspiro[3.3]heptan-2-yl}carbamate tert-butyl N-{1-[3-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-y l)phenoxy]propan-2-yl}carbamate