4-咪唑并[1,2-a]吡啶-2-苯甲腈

2-(prop-2-ynylamino)acetonitrile

5-Formyl-3-thiophenecarbonitrile

4-氰基苯丙酮

2-(恶唑并[5,4-b]吡啶-2-基)苯甲腈