(6R-trans)-3-(((((4-(Bis(2-chloroethyl)amino)phenyl)amino)carbonyl)oxy)methyl)-7-((4-carboxy-1-oxobutyl)amino)-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid 142478-50-0 3-(((((4-(Bis(2-chloroethyl)amino)phenyl)amino)carbonyl)oxy)methyl)-7-((4-carboxy-1-oxobutyl)amino)-8-oxo-5-thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid (6R-trans)- 5-Thia-1-azabicyclo(4.2.0)oct-2-ene-2-carboxylic acid, 3-(((((4-(bis(2-chloroethyl)amino)phenyl)amino)carbonyl)oxy)methyl)-7-((4-carboxy-1-oxobutyl)amino)-8-oxo-, (6R-trans)- 7-(4-Carboxybutanamido)cephalosporin mustard 7-Cbnceph mustard