IUPAC:2,5-dioxopyrrolidin-1-yl 1-({[4-(3,6-dihydroxy-9H-xanthen-9-yl)-3-{[(2,5-dioxopyrrolidin-1-yl)oxy]carbonyl}phenyl]carbamothioyl}amino)-3,6,9,12,15,18-hexaoxahenicosan-21-oate
IUPAC:2,5-dioxopyrrolidin-1-yl 1-({[4-(3,6-dihydroxy-9H-xanthen-9-yl)-3-{[(2,5-dioxopyrrolidin-1-yl)oxy]carbonyl}phenyl]carbamothioyl}amino)-3,6,9,12,15,18-hexaoxahenicosan-21-oate