Using CCOC(=O)[C@H](Cc1ccc(CCNC(=O)OCc2ccccc2)cc1)OCC to produce CCOC(=O)[C@H](Cc1ccc(CCN)cc1)OCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.