Using O=C(O)Cc1ccc(Cl)c(Cl)c1, CC(C1NCCc2ccccc21)N(C)C to produce CC(N(C)C)C1(C(=O)Cc2ccc(Cl)c(Cl)c2)NCCc2ccccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.