Using CC(C)(C)CN1CCNCC1, O=C1Nc2cccnc2N(C(=O)CCl)c2ccccc21 to produce CC(C)(C)CN1CCN(CC(=O)N2c3ccccc3C(=O)Nc3cccnc32)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.