Using CCN(CC)C(=O)OCCl, O=C(O)c1[nH]c2ccccc2c1Nc1ccncc1 to produce CCN(CC)C(=O)OCOC(=O)c1[nH]c2ccccc2c1Nc1ccncc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.