Using COc1cc(C=CC(=O)c2ccccc2)cc(C(F)(F)F)c1O to produce O=C(C=Cc1cc(O)c(O)c(C(F)(F)F)c1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.