Using CC1COCC(=O)N1c1ccc(C(=O)O)cc1Cl, COC[C@H](N)c1nc2cc(Cl)ccc2[nH]1 to produce COC[C@H](NC(=O)c1ccc(N2C(=O)COCC2C)c(Cl)c1)c1nc2cc(Cl)ccc2[nH]1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.