1-(((6R,7R)-7-Amino-2-carboxy-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-en-3-yl)methyl)-1-methylpyrrolidin-1-ium chloride
4-Nitrophenyl 5-((3aS,4S,6aR)-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoate
(6R,7R)-Benzhydryl 7-amino-3-(chloromethyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylate hydrochloride
tert-Butyl 8-amino-3-azabicyclo[3.2.1]octane-3-carboxylate
N-((1R,3s,5S)-8-Benzyl-8-azabicyclo[3.2.1]octan-3-yl)isobutyramide
(1R,3S,5R)-2-(tert-Butoxycarbonyl)-2-azabicyclo[3.1.0]hexane-3-carboxylic acid
Ethyl 4-oxoazepane-1-carboxylate
tert-Butyl 3-exo-3-hydroxy-8-azabicyclo[3.2.1]octane-8-carboxylate
Tetrahydrocyclopenta[c]pyrrole-1,3(2H,3aH)-dione
(1R,4R)-tert-Butyl 2,5-diazabicyclo[2.2.1]heptane-2-carboxylate
tert-Butyl 2-oxo-7-azabicyclo[2.2.1]heptane-7-carboxylate
tert-Butyl 2,5-Diazabicyclo[2.2.2]octane-2-carboxylate
2-(tert-Butoxycarbonyl)-2-azabicyclo[2.1.1]hexane-1-carboxylic acid
(3aS,4R,7S,7aR)-2,2-Dimethyltetrahydro-4,7-methano[1,3]dioxolo[4,5-c]pyridin-6(3aH)-one
Methyl 5-((3aR,4R,6aS)-rel-2-oxohexahydro-1H-thieno[3,4-d]imidazol-4-yl)pentanoate
tert-Butyl 3,8-diazabicyclo[3.2.1]octane-8-carboxylate hydrochloride(1:x)
1,4-Oxazepan-3-one
3-Oxohexahydro-1H-pyrrolizine-7a-carbonitrile
(5aS,10aS)-Tetrahydrodipyrrolo[1,2-a:1',2'-d]pyrazine-3,5,8,10(2H,5aH)-tetraone
(1S,3S,5S)-2-(tert-Butoxycarbonyl)-2-azabicyclo[3.1.0]hexane-3-carboxylic acid
