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

4-叔丁氧羰氨基-1-甲基-1H-吡咯-2-苯并噻唑羧酸甲酯

benzyl 4-(formylamino)-1-methyl-pyrrole-2-carboxylate