N-甲基-1H-吡咯-2-羧酰胺

7-methyl-5,6-dihydro-1H-pyrrolo[2,3-c]azepine-4,8-dione

(3-oxocyclohexen-1-yl) 1H-pyrrole-2-carboxylate

吡咯-2-羧酸乙酯

6,7-二氢吡咯并[2,3-c]氮杂卓-4,8(1H,5H)-二酮