Using OCCO, O=C1c2ccc(F)cc2C(=O)c2cc3ccccc3cc21 to produce O=C1c2ccc(OCCO)cc2C(=O)c2cc3ccccc3cc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.