Using CC(=O)CC(F)(F)F, O=C(Nc1ccc(Cl)cn1)c1cc(Cl)ccc1NCC1CCNCC1 to produce CC(CC(F)(F)F)N1CCC(CNc2ccc(Cl)cc2C(=O)Nc2ccc(Cl)cn2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.