Using O=C(O)C1c2ccccc2Oc2ccccc21, CN(C)C1CCNCC1 to produce CN(C)C1CCN(C(=O)C2c3ccccc3Oc3ccccc32)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.