1H-Pyrrole-2-carboxylic acid, 1-methyl-, 5-(aminocarbonyl)-1H-imidazol-4-yl ester 5-(Aminocarbonyl)-1H-imidazol-4-yl 1-methyl-1H-pyrrole-2-carboxylate 5-Carbamoyl-1H-imidazole-4-yl N-methylpyrrole-2'-carboxylate 78682-18-5