(R)-2-[(2S,3R)-2-(9H-Fluoren-9-ylmethoxycarbonylamino)-3-triethylsilanyloxy-butyrylamino]-3-triethylsilanyloxy-propionic acid methyl ester

2-((1S,2S,3R)-1-Amino-2,3-dihydroxy-2-methyl-butyl)-thiazole-4-carboxylic acid methyl ester