(S)-tert-butyl 2-oxo-5-(4-(trimethylsilyl)but-2-yn-1-yl)pyrrolidine-1-carboxylate

(+)-(1'R,2'S,5'R)-8'-phenylmenthyl (1S,5S,8S)-3-methyl-exo-8-iodo-2-oxa-4-azabicyclo(3.3.1)non-3-ene-5-carboxylate

(1S,4R)-N-(tert-butoxycarbonyl)-7-azabicyclo[2.2.1]heptan-3-one-1-carboxylic acid

methyl (1S,3S,4R)-N-(tert-butoxycarbonyl)-3-hydroxy-7-azabicyclo[2.2.1]heptane-1-carboxylate

methyl (1S,4R)-N-(tert-butoxycarbonyl)-7-azabicyclo[2.2.1]heptan-3-one-1-carboxylate