3,6-二苯基-1,2,4,5-四嗪

3,6-二-2-吡啶基-1,2,4,5-四嗪

3-phenyl-6-(pyridin-2-yl)-1,2,4,5-tetrazine

3-(2-吡啶基)-5,6-二苯基-1,2,4-三嗪