英文别名
2-[(3S,4R)-3-[(1R)-1-allyloxycarbonyloxyethyl]-4-isonicotinoylthio-2-oxo-azetidin-1-yl]-2-triphenylphosphoranylideneacetic acid allyl ester;prop-2-enyl 2-[(3S,4R)-2-oxo-3-[(1R)-1-prop-2-enoxycarbonyloxyethyl]-4-(pyridine-4-carbonylsulfanyl)azetidin-1-yl]-2-(triphenyl-λ5-phosphanylidene)acetate