Using CCOC(=O)c1cccc([C@H]2CC[C@@H](NC(=O)c3nc(Cl)c(CC)[nH]3)CC2)c1 to produce CCc1[nH]c(C(=O)N[C@H]2CC[C@@H](c3cccc(C(=O)O)c3)CC2)nc1Cl, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.