Using CSC1C(=O)Nc2ccc(Oc3ccc(C(F)(F)F)c(Cl)c3)cc21 to produce O=C1Cc2cc(Oc3ccc(C(F)(F)F)c(Cl)c3)ccc2N1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.