IUPAC:6-(2-carboxylato-4-{[(2,5-dioxopyrrolidin-1-yl)oxy]carbonyl}phenyl)-1,2,2,10,10,11-hexamethyl-4,8-bis(sulfomethyl)-1,2,10,11-tetrahydro-13lambda4-oxa-1,11-diazapentacen-13-ylium
IUPAC:6-(2-carboxylato-4-{[(2,5-dioxopyrrolidin-1-yl)oxy]carbonyl}phenyl)-1,2,2,10,10,11-hexamethyl-4,8-bis(sulfomethyl)-1,2,10,11-tetrahydro-13lambda4-oxa-1,11-diazapentacen-13-ylium