1,2,4-Triazolo(4,3-b)(1,2,4)triazine, 7-(1,1-dimethylethyl)-3-methyl- 1,2,4-Triazolo(4,3-b)-1,2,4-triazine, 3-methyl-7-tert-butyl- 7-(1,1-Dimethylethyl)-3-methyl-1,2,4-triazolo(4,3-b)(1,2,4)triazine 86870-10-2