Using COc1ccc(NP(=O)(Nc2ccc(OC)cc2)N2CCC[C@H](NC(=O)OCc3ccccc3)C2=O)cc1 to produce COc1ccc(NP(=O)(Nc2ccc(OC)cc2)N2CCC[C@H](N)C2=O)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.