Using CCOC(=O)[C@H]1C[C@@H](OS(=O)(=O)c2ccc(C)cc2)CN1S(=O)(=O)c1ccc(C)cc1, CC(=O)[O-] to produce CCOC(=O)[C@H]1C[C@H](OC(C)=O)CN1S(=O)(=O)c1ccc(C)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.