IUPAC:1-ethyl-2-[(1E)-2-{3-[(1E)-3-[(2Z)-1-ethyl-3,3-dimethyl-2,3-dihydro-1H-indol-2-ylidene]prop-1-en-1-yl]-2-({3-[4-({2-methyl-6-[(1E)-2-{4-[(1E)-2-phenyldiazen-1-yl]naphthalen-1-yl}diazen-1-yl]-2,3-dihydro-1H-perimidin-2-yl}methoxy)-4-oxobutanamido]propyl}amino)cyclohex-2-en-1-yl}ethenyl]-3,3-dimethyl-3H-indol-1-ium formic acid iodide
IUPAC:1-ethyl-2-[(1E)-2-{3-[(1E)-3-[(2Z)-1-ethyl-3,3-dimethyl-2,3-dihydro-1H-indol-2-ylidene]prop-1-en-1-yl]-2-({3-[4-({2-methyl-6-[(1E)-2-{4-[(1E)-2-phenyldiazen-1-yl]naphthalen-1-yl}diazen-1-yl]-2,3-dihydro-1H-perimidin-2-yl}methoxy)-4-oxobutanamido]propyl}amino)cyclohex-2-en-1-yl}ethenyl]-3,3-dimethyl-3H-indol-1-ium formic acid iodide