英文别名(2S-trans)-2-Methyl-4-oxo-3-[[(phenylmethoxy)carbonyl]amino]-1-azetidinesulfonic acid monosodium salt; SODIUM (2S,3S)-3-(BENZYLOXYCARBONYLAMINO)-2-METHYL-4-OXO-AZETIDINE-1-SULFONATE; (3S,4R)-3-benzyloxycarbonylamino-4-methyl-2-oxoazetidine-1-sulphonic acid sodium salt; (2S-trans)-2-methyl-4-oxo-3-[[(phenylmethoxy) carbonyl]amino]-1-azetidinesulfonic acid,monosodium salt