1,2,4-Triazolo(3,4-b)(1,3,4)thiadiazole, 3-phenyl-6-(phenylmethyl)- 3-Phenyl-6-(phenylmethyl)-1,2,4-triazolo(3,4-b)(1,3,4)thiadiazole 93073-19-9 BRN 4509785