118788-44-6 3-(3-(1,1-Dimethylethyl)-4-hydroxy-5-methylphenyl)-7H-thiazolo(3,2-b)(1,2,4)triazin-7-one 3-(3-t-Butyl-5-methyl-4-hydroxyphenyl)-7H-thiazolo(3,2-b)(1,2,4)triazin-7-one 7H-Thiazolo(3,2-b)(1,2,4)triazin-7-one, 3-(3-(1,1-dimethylethyl)-4-hydroxy-5-methylphenyl)-