Using CC(C)(C)OC(=O)NC1CCNCC1, FC(F)(F)c1cc(Cl)cnc1Cl to produce CC(C)(C)OC(=O)NC1CCN(c2ncc(C(F)(F)F)cc2Cl)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.