1,2,4-Triazolo(4,3-b)(1,2,4)triazine, 6,7-diphenyl-3-(1-methylethyl)- 1,2,4-Triazolo(4,3-b)-1,2,4-triazine, 3-isopropyl-6,7-diphenyl- 6,7-Diphenyl-3-(1-methylethyl)-1,2,4-triazolo(4,3-b)(1,2,4)triazine 86870-05-5