3-chloro-5-phenyl-1,2,4-triazine

3-(methylsulfonyl)-5-phenyl-1,2,4-triazine

3-fluoro-5-phenyl-1,2,4-triazine

3-(甲基硫代)-5-苯基-1,2,4-三嗪

5-苯基-2H-1,2,4-三嗪-3-酮