4-formamido-1-methylpyrrole-2-carboxylic acid

benzyl 4-[[[4-aminopyrrole-2-yl]carbonyl]amino]-1-methylpyrrole-2-carboxylate

benzyl 4-(4-(4-formamido-1-methyl-1H-pyrrole-2-carboxamido)-1H-pyrrole-2-carboxamido)-1-methyl-1H-pyrrole-2-carboxylate

4-(4-(4-formamido-1-methyl-1H-pyrrole-2-carboxamido)-1H-pyrrole-2-carboxamido)-1-methyl-1H-pyrrole-2-carboxylic acid

3-aminopropanimidamide,hydrobromide