methyl 4-(4-cyanophenyl)butanoate

6-甲基-3-硝基-吡啶-2-甲腈

2,3,5,6-tetramethylbenzene-1,4-dicarbonitrile

4-bromo-2,3,5,6-tetramethylbenzonitrile

4-甲基-异酞腈