CFDA-SECarboxyfluorescein diacetate succinimidyl esterCarboxyfluorescein diacetate N-succinimidyl ester6-Carboxyfluorescein 3',6'-Diacetate N-Succinimidyl Ester1-[[[3',6'-Bis(acetyloxy)-3-oxospiro[isobenzofuran-1(3H),9'-[9H]xanthen]-6-yl]carbonyl]oxy] 2,5-Pyrrolidinedione3',6'-Bis(acetyloxy)-3-oxo-spiro[isobenzofuran-1(3H),9'-[9H]xanthene]-ar-carboxylic Acid 2,5-Dioxo-1-pyrrolidinyl Ester