Using CC(C)(O)C(O)C1(CO)CCN(C(=O)OCc2ccccc2)CC1 to produce CC1(C)OCC2(CCN(C(=O)OCc3ccccc3)CC2)C1O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.