Using CN[C@@H](CC(C)C)C(=O)O, O=C(Cl)CC1(c2ccccc2)C(=O)Oc2ccc(Cl)cc21 to produce CC(C)C[C@@H](C(=O)O)N(C)C(=O)CC1(c2ccccc2)C(=O)Oc2ccc(Cl)cc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.