1,2,4-Triazolo(3,4-b)(1,3,4)thiadiazole, 6-(4-chlorophenyl)-3-(diphenylmethyl)- 6-(4-Chlorophenyl)-3-(diphenylmethyl)-1,2,4-triazolo(3,4-b)(1,3,4)thiadiazole 93073-27-9 BRN 4571053