3-氰基噻吩

1-(4-甲氧基-苯基)-1H-吡唑-3-胺

3-氨基-1-(吡啶-2-基)吡唑

2-hydroxyimino-3,3-dimethoxypropanenitrile

3,3-di-n-butoxy-2-hydroxyiminopropionitrile