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