SMILES: C1=CC(=C(C=C1C(=O)O)C(=O)O)C2=C3C=C(C(=O)C=C3OC4=CC(=C(C=C42)F)O)F
Description: The molecule is a xanthene dye having two fluoro substituents at the 2- and 7-positions and a 2,4-dicarboxyphenyl group at the 9-position. It has a role as a fluorochrome and an epitope. It derives from a fluorescein.