tert-butyl N-[1-[(E)-2-[1,1-dimethyl-3-(4-oxidoperoxysulfanylbutyl)benzo[e]indol-3-ium-2-yl]ethenyl]-3-[(2E)-2-(1,1-dimethyl-3-pentylbenzo[e]indol-2-ylidene)ethylidene]inden-2-yl]-N-methylcarbamate;tert-butyl N-[(5E)-2-[(E)-2-(3-ethyl-1,3-benzothiazol-3-ium-2-yl)ethenyl]-5-[(2Z)-2-(3-ethyl-1,3-benzothiazol-2-ylidene)ethylidene]cyclopenta-1,3-dien-1-yl]-N-methylcarbamate;tert-butyl N-[(5E)-2-[(E)-2-(1-ethyl-3,3-dimethylindol-1-ium-2-yl)ethenyl]-5-[(2E)-2-(1-ethyl-3,3-dimethylindol-2-ylidene)ethylidene]cyclopenta-1,3-dien-1-yl]-N-methylcarbamate;trifluoromethanesulfonate