Acetic acid 3-{(S)-4-[(S)-1-hydroxy-2-(toluene-4-sulfonyloxy)-ethyl]-4,5-dihydro-oxazol-2-yl}-2-methyl-phenyl ester

[3S-(3S,4aS,8aS,2'R,3'R)]-2-[3'-N-苄氧羰基-氨基-2'-羟基-4'-(苯基)硫代]丁基十氢异喹啉-3-N-叔-丁基甲酰胺