4-iodo-1H-pyrrole-2-carbonitrile

吡咯并[2,1-f][1,2,4]三嗪-2,4(1H,3H)-二酮

4-(2-cyanopyrrol-1-yl)-N-(2-phenylethyl)butanamide

4-(2-cyanopyrrol-1-yl)butanoic acid