Using CC(C)(C)c1ccccc1N1CCNCC1, O=C(O)[C@@H]1CCCN1c1ccccc1 to produce CC(C)(C)c1ccccc1N1CCN(C(=O)[C@@H]2CCCN2c2ccccc2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.