(2S,3S)-2-({(R)-2-[1-(9H-Fluoren-9-ylmethoxycarbonylamino)-ethyl]-4-methyl-4,5-dihydro-thiazole-4-carbonyl}-methyl-amino)-3-methyl-5-triisopropylsilanyloxy-pentanoic acid allyl ester

5-methoxy-2-methyloctanal