5-氨基-1-(3-氯-4-氟苯基)-4-氰基吡唑

2-羟基-4-氨基-5-氰基嘧啶

2-((4-氰基-1-苯基-1H-吡唑-3-基氨基)亚甲基)丙二腈

2-(1H-pyrrol-2-ylmethylidene)propanedinitrile

4-羟基-1-苯基吡唑并[3,4-D]嘧啶