Using NCC(=O)Nc1cc(C(F)(F)F)cc(C(F)(F)F)c1, CC(=O)Oc1ccc(Cl)cc1C(=O)O to produce CC(=O)Oc1ccc(Cl)cc1C(=O)NCC(=O)Nc1cc(C(F)(F)F)cc(C(F)(F)F)c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.