IUPAC:1-{4-[(2,5-dioxopyrrolidin-1-yl)oxy]-4-oxobutyl}-2,2,10,10-tetramethyl-4,8-bis(sulfomethyl)-11-(3-sulfonatopropyl)-2,3,4,8,9,10-hexahydro-1H-13-oxa-1,6,11-triazapentacen-11-ium
IUPAC:1-{4-[(2,5-dioxopyrrolidin-1-yl)oxy]-4-oxobutyl}-2,2,10,10-tetramethyl-4,8-bis(sulfomethyl)-11-(3-sulfonatopropyl)-2,3,4,8,9,10-hexahydro-1H-13-oxa-1,6,11-triazapentacen-11-ium