tert-butyl (3aR,6aS)-tetrahydro-1H-spiro[cyclopenta[c]pyrrole-5,2'-oxirane]-2(3H)-carboxylate

tert-butyl (3aS,6aR)-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-3,3a,4,6a-tetrahydrocyclopenta[c]pyrrole-2(1H)-carboxylate 3-N-Boc-Cis-Tetrahydrofuran-3,4-Diamine tert-butyl (3aR,5s,6aS)-5-(hydroxymethyl)hexahydrocyclopenta[c]pyrrole-2(1H)-carboxylate exo-3-Boc-3-azabicyclo[3.1.0]hexane-6-methanol Carbamic acid, [(3S,4S)-4-aminotetrahydro-3-furanyl]-, 1,1-dimethylethyl ester

tert-butyl ((3S,4S)-4-aminotetrahydrofuran-3-yl)carbamate rel tert-butyl ((3R,4R)-4-hydroxytetrahydro-2H-pyran-3-yl)carbamate tert-Butyl 5-(hydroxymethyl)hexahydrocyclopenta[c]pyrrole-2(1H)-carboxylate rel-(3r,4r)-3-(boc-amino)-5-fluoropiperidine (2S,4R)-4-hydroxy-2-methyl-pyrrolidine-1-carboxylic acid tert-butyl ester

(6R,7S)-2-BOC-2-AZA-BICYCLO[2.2.1]HEPT-5-EN-3-ONE tert-butyl ((3R,4R)-4-aminotetrahydrofuran-3-yl)carbamate tert-butyl (3aR,6aS,E)-5-(cyanomethylene)hexahydrocyclopenta[c]pyrrole-2(1H)-carboxylate tert-butyl (3aR,5s,6aS)-5-cyanohexahydrocyclopenta[c]-pyrrole-2(1H)-carboxylate tert-butyl (3aR,6aS)-5-methylenehexahydrocyclopenta[c]pyrrole-2(1H)-carboxylate

tert-butyl (2R,3S)-2-(3-aminopropyl)-3-((tert-butyldimethylsilyl)oxy)piperidine-1-carboxylate tert-butyl (3aR,6aS)-5-hydroxy-5-methylhexahydrocyclopenta[c]pyrrole-2(1H)-carboxylate tert-butyl (3aR,5r,6aS)-5-(((methylsulfonyl)oxy)methyl)hexahydrocyclopenta[c]pyrrole-2(1H)-carboxylate