Using Clc1ccccc1CCBr, COC1=N[C@H](C(C)C)C(OC)=NC1C to produce COC1=N[C@@](C)(CCc2ccccc2Cl)C(OC)=N[C@@H]1C(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.