Using c1ccc2c(c1)[nH]c1ccccc12, COC(=O)c1ccc(CBr)cc1 to produce COC(=O)c1ccc(Cn2c3ccccc3c3ccccc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.