Using O=Cc1ccc(OC(=O)c2ccc(OCCCC(F)(F)F)cc2)cc1, O=C(O)CC(=O)O to produce O=C(O)/C=C/c1ccc(OC(=O)c2ccc(OCCCC(F)(F)F)cc2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.