Chemical Formula: C48H46Cl2N2O21

(acetyloxy)methyl 2-({2-[(acetyloxy)methoxy]-2-oxoethyl}[2-(2-{2-[bis({2-[(acetyloxy)methoxy]-2-oxoethyl})amino]-5-(2,7-dichloro-6-hydroxy-3-oxo-3H-xanthen-9-yl)phenoxy}ethoxy)-4-methylphenyl]amino)acetate