(1S,2S,5R)-3-tert-Butyl 2-methyl 6,6-dimethyl-3-azabicyclo[3.1.]hexane-2,3-dicarboxylate

1-(((tert-Butoxycarbonyl)amino)methyl)-3,3-dimethyl-2-oxabicyclo[2.1.1]hexane-4-carboxylic acid

tert-Butyl 4-(hydroxymethyl)-2-azabicyclo[2.1.1]hexane-2-carboxylate

(1S,2S,5R)-3-tert-butyl 2-methyl 6,6-dimethyl-3-azabicyclo[3.1.0]hexane-2,3-dicarboxylate

2-(3-((tert-Butoxycarbonyl)amino)bicyclo[1.1.1]pentan-1-yl)acetic acid

tert-Butyl (3-(cyanomethyl)bicyclo[1.1.1]pentan-1-yl)carbamate

2-Methyl-2-propanyl 4-nitro-11-azatricyclo[6.2.1.02,7]undeca-2,4,6-triene-11-carboxylate

3-((tert-Butoxycarbonyl)amino)bicyclo[1.1.1]pentane-1-carboxylic acid

tert-Butyl (1S)-3-oxo-2-azabicyclo[2.2.1]heptane-2-carboxylate

(1S,3S,5S)-3-(Aminocarbonyl)-2-azabicyclo[3.1.0]hexane-2-carboxylic acid tert-butyl ester

Methyl 3-{[(tert-butoxy)carbonyl]amino}bicyclo[1.1.1]pentane-1-carboxylate

3-Boc-3,8-Diazabicyclo[3.2.1]octane