Using CCN(CC)CCS(=O)(=O)CC(Cc1ccccc1)C(=O)OCc1ccccc1 to produce CCN(CC)CCS(=O)(=O)CC(Cc1ccccc1)C(=O)O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.