Using O=C(Cc1cccc(F)c1)c1cc(F)ccc1O, CC(=O)[O-] to produce Cc1oc2ccc(F)cc2c(=O)c1-c1cccc(F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.