2-[1-({2-[1-({2-[1-(9H-fluoren-9-ylmethoxycarbonylamino)-2-methyl-propyl]-5-methyl-4,5-dihydro-oxazole-4-carbonyl}-amino)-2-methyl-propyl]-4,5-dihydro-oxazole-4-carbonyl}-amino)-2-methyl-propyl]-thiazole-4-carboxylic acid allyl ester

2-((S)-1-{[(S)-2-((S)-1-{(2S,3S)-2-[(S)-2-(9H-Fluoren-9-ylmethoxycarbonylamino)-3-methyl-butyrylamino]-3-hydroxy-butyrylamino}-2-methyl-propyl)-4,5-dihydro-oxazole-4-carbonyl]-amino}-2-methyl-propyl)-thiazole-4-carboxylic acid allyl ester