4-[Methyl-(5,5,8,8-tetramethyl-5,6,7,8-tetrahydro-quinoxaline-2-carbonyl)-amino]-benzoic acid 2-trimethylsilanyl-ethyl ester

(S)-2-{4-[(2,4-Diamino-pteridin-6-ylmethyl)-methyl-amino]-benzoylamino}-5-morpholin-4-yl-5-oxo-pentanoic acid

4-{Methyl-[(2E,4E)-3-methyl-5-(2,6,6-trimethyl-cyclohex-1-enyl)-penta-2,4-dienoyl]-amino}-benzoic acid 2-trimethylsilanyl-ethyl ester

Benzeneheptanoic acid, 4-[[4-(methylamino)phenyl]methyl]-

(S)-4-Butylcarbamoyl-4-(4-methylamino-benzoylamino)-butyric acid tert-butyl ester