Using OC(c1cccc(OCc2ccccc2)c1)c1cc(C(F)(F)F)nc2c(C(F)(F)F)cccc12 to produce Oc1cccc(C(O)c2cc(C(F)(F)F)nc3c(C(F)(F)F)cccc23)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.