3,5-二甲基-1-苯基吡唑

4,6-dimethyl-2-phenyl-2,5-dihydro-1,2,3-triazine

4,6-dimethyl-5-phenyl-2,5-dihydro-1,2,3-triazine

4,6-二甲基-1,2,3-三嗪-5-甲酰胺