Using COC(=O)Cl, COC(=O)C[C@@H]1C[C@@H](COc2ccc(-c3ccc(C(=N)N)cn3)cc2)NC1=O to produce COC(=O)C[C@@H]1C[C@@H](COc2ccc(-c3ccc(C(=N)NC(=O)OC)cn3)cc2)NC1=O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.