IUPAC:2-{2-[2-chloro-3-(2-{1,1,3-trimethyl-1H,2H,3H-benzo[e]indol-2-ylidene}ethylidene)cyclohex-1-en-1-yl]ethenyl}-1,1,3-trimethyl-1H-benzo[e]indol-3-ium perchlorate
IUPAC:2-{2-[2-chloro-3-(2-{1,1,3-trimethyl-1H,2H,3H-benzo[e]indol-2-ylidene}ethylidene)cyclohex-1-en-1-yl]ethenyl}-1,1,3-trimethyl-1H-benzo[e]indol-3-ium perchlorate