英文别名(6R,7R)-7-[(Ethoxycarbonyl)amino]-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid; N-Ethoxycarbonyl 7-ADCA; (6R-trans)-7-[(Ethoxycarbonyl)amino]-3-Methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic Acid; Cephalexin Impurity 6 (N-Ethoxycarbonyl-7-ADCA); Cephalexin Related Compound (N-Ethoxycarbonyl-7-ADCA); 5-Thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid, 7-[(ethoxycarbonyl)amino]-3-methyl-8-oxo-, (6R-trans)- (9CI); (6R-trans)-7-((Ethoxycarbonyl)amino)-3-methyl-8-oxo-5-thia-1-azabicyclo[4.2.0]oct-2-ene-2-carboxylic acid (Cefadroxil Impurity) 
