(E)-2'-(cyanomethyl)-2(R)-[1(S)-[(tetrahydro-2(RS)-pyranyloxy)carbamoyl]-4-phenyl-3-butenyl]-2'-(methanesulphonyl)-4-methylvalerohydrazide 、 、 、
溴乙腈 生成
(E)-2'-(Cyanomethyl)-2(R)-[1(S)-(hydroxycarbamoyl)-4-phenyl-3-butenyl]-2'-(methanesulphonyl)-4-methylvalerohydrazide