Using O=C(O)C(F)(F)F, CC(=O)C1CCC2=C(C1)C1OC2c2cc3ccccc3cc21 to produce CC(=O)C1CCC2=C(C1)C(=O)c1cc3ccccc3cc1C2=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.