(R)-tert-Butoxycarbonylamino-pyridin-3-yl-acetic acid

4-(4-Fluoro-benzyl)-piperidine-1,4-dicarboxylic acid mono-tert-butyl ester

cis-3-tert-Butoxy-cyclohexylamine

(1R, 2R)-2-Amino-cyclopropanecarboxylic acid ethyl ester

2-(8-Aza-bicyclo[3.2.1]octan-3-yl)-acetic acid