Phenyl (6-((e)-2-phenylethenyl)[1,2,4]triazolo[3,4-b][1,3,4]thiadiazol-3-yl)methyl Ether (en)1,2,4-triazolo[3,4-b][1,3,4]thiadiazole, 3-(phenoxymethyl)-6-(2-phenylethenyl)- (en)