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