Using CC(=O)O[C@@H](C)C(=O)Nc1c(C(=O)c2ccccc2)[nH]c2cc(Cl)ccc12 to produce C[C@H](O)C(=O)Nc1c(C(=O)c2ccccc2)[nH]c2cc(Cl)ccc12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.