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