4-(beta-Amidinoethenyl)phenyl-4-guanidinobenzoate 4-(beta-Amidinoethenyl)phenyl-4-guanidinobenzoate dimethanesulfonate 80251-33-8 Benzoic acid, 4-((aminoiminomethyl)amino)-, 4-(3-amino-3-imino-1-propenyl)phenyl ester, dimethanesulfonate Fut 5895