3-butyl-2-[7-(3-butyl-1,1-dimethyl-2H-benzo[e]indol-2-yl)hepta-1,3,5-trienyl]-1,1-dimethylbenzo[e]indol-3-ium;N-[2-[2-(3-butyl-1,1-dimethylbenzo[e]indol-3-ium-2-yl)ethenyl]-5-[2-(3-butyl-1,1-dimethylbenzo[e]indol-2-ylidene)ethylidene]cyclopenten-1-yl]-N-phenylaniline;butyl(triphenyl)boranium;2-[2-[2-chloro-3-[2-(3-ethyl-1,1-dimethylbenzo[e]indol-3-ium-2-yl)ethenyl]cyclohex-2-en-1-ylidene]ethylidene]-3-ethyl-1,1-dimethylbenzo[e]indole;2-[2-[2-chloro-3-[2-(3-ethyl-1,1-dimethylbenzo[e]indol-3-ium-2-yl)ethenyl]cyclopent-2-en-1-ylidene]ethylidene]-3-ethyl-1,1-dimethylbenzo[e]indole;[4-[5-[4-(diethylamino)phenyl]-1,5-bis(4-methylphenyl)penta-2,4-dienylidene]cyclohexa-2,5-dien-1-ylidene]-diethylazanium;trifluoroborane;1,1,3-trimethyl-2-[7-(1,1,3-trimethyl-2H-benzo[e]indol-2-yl)hepta-1,3,5-trienyl]benzo[e]indol-3-ium;fluoride;iodide;triperchlorate