Using CCC(c1ccc(Cl)c2nc3n(c12)CCCN3c1ccc(Cl)cc1Cl)C(O)C(F)(F)F to produce CCC(C(=O)C(F)(F)F)c1ccc(Cl)c2nc3n(c12)CCCN3c1ccc(Cl)cc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.