Using O=C(Nc1ccc(C=CC(F)(F)F)c(C(F)(F)F)c1)OCc1ccccc1 to produce Nc1ccc(CCC(F)(F)F)c(C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.