5-ethyl-2-phenyl-1H-imidazole

2-phenyl-1H-pyrido[2,3-d]pyrimidin-4-one

1,4-二氢-6-(甲硫基)-4-氧代-2-苯基-5-嘧啶甲腈

2-苯基-5-硝基苯并咪唑

2,6-diphenyl-1H-pyrimidin-4-one