111688-82-5 1H-Pyrrole-2-carboxamide, N-(3-amino-3-imino-1-propenyl)-4-(((3,4-dihydro-5-amino-4-hydroxy-2H-pyrrol-2-yl)carbonyl)amino)-, (2S-trans)-, dihydrochloride, dihydrate 4-((2S,4R)-4-Hydroxy-5-iminoprolyl)amino-N-(2-amidinoethenyl)-2-pyrrolecarboxamide 2HCl 2H2O TAN-868 A dihydrochloride