Using O=C(NCc1ccc2cc[nH]c2c1)c1ccc(C(=O)O)c(Cl)c1, COC(=O)C(N)P(=O)(OC)OC to produce COC(=O)C(NC(=O)c1ccc(C(=O)NCc2ccc3cc[nH]c3c2)cc1Cl)P(=O)(OC)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.