Using CCOC(=O)[C@H](C)N, O=P(Cl)(Cl)Oc1ccc(Cl)cc1 to produce CCOC(=O)[C@H](C)NP(=O)(Cl)Oc1ccc(Cl)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.