1,2,3-thiadiazole, 5,5'-(1,2-ethanediyl)bis[4-phenyl- 5,5'-ethane-1,2-diylbis(4-phenyl-1,2,3-thiadiazole) InChI=1/C18H14N4S2/c1-3-7-13(8-4-1)17-15(23-21-19-17)11-12-16-18(20-22-24-16)14-9-5-2-6-10-14/h1-10H,11-12H