2-((5-((3,6-Dimethylbenzo[d]thiazol-2(3H)-ylidene)methyl)-1,6-dihydro-[1,1'-biphenyl]-3(2H)-ylidene)methyl)-3,6-dimethylbenzo[d]thiazol-3-ium 4-methylbenzenesulfonate 1g

2-((5-((3,6-Dimethylbenzo[d]thiazol-2(3H)-ylidene)methyl)-1,6-dihydro-[1,1'-biphenyl]-3(2H)-ylidene)methyl)-3,6-dimethylbenzo[d]thiazol-3-ium 4-methylbenzenesulfonate 1g