2-((1R,3R)-1-Acetoxy-3-benzyloxycarbonylamino-4-methyl-pentyl)-thiazole-4-carboxylic acid

(1R,2'R,1'''R,3'''S)-[1-(2'-{4''-[1'''-benzyl-4'''-(tert-butyldiphenylsilanyloxy)-3'''-methylbutylcarbamoyl]thiazol-2''-yl}-2'-hydroxyethyl)-2-methylpropyl]carbamic acid benzyl ester