英文名称
2-[[[1 (2-Amino-4-thiazolyl)-2-[[1-[[[[3-[[(1,4-dihydro-4-oxo-5-hydroxy-2-pyridinyl)carbonyl]amino]-2,5-dioxo-1-imidazolidinyl]sulfonyl]amino]carbonyl]-2-oxo-3-azetidinyl]amino]-2-oxoethylidene]amino]oxy]-2-methyl propanoic acid 1,1-dimethylethyl ester potassium salt