Using COc1ccc(COC(=O)[C@H]2C[C@H](OC=O)CN2C(=O)OCc2ccc([N+](=O)[O-])cc2)cc1 to produce COc1ccc(COC(=O)[C@H]2C[C@H](O)CN2C(=O)OCc2ccc([N+](=O)[O-])cc2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.