SMILES: CCOC(=O)C1=CC=CC=C1C2=C3C=CC(=O)C=C3OC4=C2C=CC(=C4)OCC(=O)O
Description: The molecule is a carboxylic ester that is the ethyl ester of fluorescein in its ring-opened acid form and substituted on one of the oxygen functions of the xanthene nucleus by a carboxymethyl group. It has a role as a fluorescent probe. It is an ethyl ester and a dicarboxylic acid monoester. It derives from a fluorescein.