N-Boc-L-Val-N-Me-L-Leu-OMe

Benzoic acid (2R,4S)-4-(tert-butoxycarbonyl-methyl-amino)-4-[(S)-1-((1S,2R)-1-carboxy-2-methoxy-2-phenyl-ethylcarbamoyl)-ethylcarbamoyl]-2-methyl-butyl ester

(2S,3R)-N-(tert-butyloxycarbonyl)-3-methoxyphenylalanine methyl ester

(6S,9R,12S)-methyl 6-((R)-3-(benzoyloxy)-2-methylpropyl)-12-((R)-methoxy(phenyl)methyl)-2,2,5,9-tetramethyl-4,7,10-trioxo-3-oxa-5,8,11-triazatridecan-13-oate