Using O=C(OCc1ccccc1)N1CCc2ccc3c(c2CC1)C(=O)C(F)(F)C3 to produce O=C(OCc1ccccc1)N1CCc2ccc3c(c2CC1)C(O)C(F)(F)C3, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.