Using CC(C)(C)OC(=O)N1CCN(C(=O)OCc2ccccc2)C(CO)C1, CCN(C(C)C)C(C)C to produce CC(C)(C)OC(=O)N1CCN(C(=O)OCc2ccccc2)C(CN)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.