p. 3726 - 3733
(2007/10/03)N-(tert-butyloxycarbonyl)-D-3,3-diphenylalanyl-L-proline
2-amino-5-aminomethyl-pyridine
6-aminonicotinic amide
N-(tert-butoxycarbonyl)-3,3-diphenyl-D-alanine
(S)-1-((R)-2-tert-Butoxycarbonylamino-3,3-diphenyl-propionyl)-pyrrolidine-2-carboxylic acid methyl ester