5-amino-1-phenyltriazole-4-carbonitrile

3-phenyl-2H-triazolo[4,5-d]pyrimidin-7-one

(6-氯嘧啶-4-基)苯胺

4-Chloro-9H-pyrimido[4,5-b]indole

3-phenyltriazolo[4,5-d]pyrimidine