1-甲基-4-硝基-1H-吡咯-2-羰酰氯

4-硝基-1-甲基吡咯-2-羧酸甲酯

Benzyl 4-Amino-1-methylpyrrole-2-carboxylate

benzyl 4-[[(tert-butyloxy)carbonyl]amino]-1-methyl-pyrrole-2-carboxylate

cesium 4-((tert-butoxycarbonyl)amino)-1-methyl-1H-pyrrole-2-carboxylate