Using CN(C(=O)OC(C)(C)C)[C@H]1Cc2ccccc2[C@H]1Cc1ccc(Cl)c(Cl)c1 to produce CN[C@H]1Cc2ccccc2[C@H]1Cc1ccc(Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.