2-(1-amino-2-methyl-propyl)-5-methoxymethyl-thiazole-4-carboxylic acid methyl ester

(S)-2-(1-tert-butoxycarbonylamino-2-N-methylcarbamoyl)ethyl-5-methylthiazole-4-carboxylic acid

2-((S)-1-{[2-((S)-1-tert-Butoxycarbonylamino-2-methylcarbamoyl-ethyl)-5-methyl-thiazole-4-carbonyl]-amino}-2-methyl-propyl)-5-methoxymethyl-thiazole-4-carboxylic acid methyl ester