1,2,4-Triazolo(3,4-b)(1,3,4)thiadiazole, 6-(4-chlorophenyl)-3-phenyl- 6-(4-Chlorophenyl)-3-phenyl-1,2,4-triazolo(3,4-b)(1,3,4)thiadiazole 77712-56-2 BRN 4514621