英文同义词
Butanoic acid, 2-(difluoromethoxy)-4-[[(1,1-dimethylethoxy)carbonyl]amino]-, methyl ester, (2S)-;(S)-Methyl 4-((tert-butoxycarbonyl)amino)-2-(difluoromethoxy)butanoate;methyl (2S)-4-(tert-butoxycarbonylamino)-2-(difluoromethoxy)butanoate;Methyl (S)-4-(Boc-amino)-2-(difluoromethoxy)butanoate