117464-70-7 2',7'-Bis-(2-carboxyethyl)-5(6)-carboxyfluorescein acetoxymethyl ester 2',7'-Ccae Bcecf-AM Bis(carboxyethyl)carboxyfluorescein acetoxymethyl ester Spiro(isobenzofuran-1(3H),6'-(2H,6H)pyrano(3,2-b)xanthene)-8'-propanoic acid, 9'-(acetyloxy)-ar-(((acetyloxy)methoxy)carbonyl)-3',4'-dihydro-2',3-dioxo-, (acetyloxy)methyl ester