2-Amino-6-(p-carboxyaminophenyl)-5-methylphenanthridinium ethanesulfonate ethyl ester 3-Amino-9-p-carbethoxyaminophenyl-10-methylphenanthridinium ethanesulphonate 3811-06-1 74C48 Carbidium ethanesulfonate Carbidium ethanesulphonate Phenanthridinium, 2-amino-6-(4-((ethoxycarbonyl)amino)phenyl)-5-methyl-, ethanesulfonate Phenanthridinium, 2-amino-6-(p-carboxyaminophenyl)-5-methyl-, ethanesulfonate, ethyl ester