1,2,4,5-TETRAZINE, 1,4-DIHYDRO-3,6-DIPHENYL- 1,4-Dihydro-3,6-diphenyl-1,2,4,5-tetrazine 14478-73-0 Benzamidrazone hydrochloride NSC 114059 s-Tetrazine, 1,4-dihydro-3,6-diphenyl-