66340-45-2 ((6R,7R)-7-(2-(2-氨基噻唑-4-基)-2-(甲氧基亚氨基)乙酰氨基)-3-((((1-甲基-1H-四唑-5-基)硫代)甲基)-8-氧代-5-硫杂-1-氮杂双环[4.2.0]辛烷-2-烯-2-羧酸,(6R,7R)-7-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetamido-3-{(1-methyl-1H-1,2,3,4-tetrazol-5-yl)sulfanylmethyl}-8-oxo-5-thia-1-azabicyclo4.2.0oct-2-ene-2-carboxylic acid)

(6R,7R)-7-(2-(2-氨基噻唑-4-基)-2-(甲氧基亚氨基)乙酰氨基)-3-((((1-甲基-1H-四唑-5-基)硫代)甲基)-8-氧代-5-硫杂-1-氮杂双环[4.2.0]辛烷-2-烯-2-羧酸;

(6r,7r)-7-(2-(2-Aminothiazol-4-yl)-2-(methoxyimino)acetamido)-3-(((1-methyl-1h-tetrazol-5-yl)thio)methyl)-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid;Cefmenoxime Impurity 28;(6R,7R)-7-2-(2-amino-1,3-thiazol-4-yl)-2-(methoxyimino)acetamido-3-{(1-methyl-1H-1,2,3,4-tetrazol-5-yl)sulfanylmethyl}-8-oxo-5-thia-1-azabicyclo4.2.0oct-2-ene-2-carboxylic acid;