Using COc1ccc2c(c1)Cc1ccccc1-2, ClCc1ccncc1 to produce COc1ccc2c(c1)C(Cc1ccncc1)(Cc1ccncc1)c1ccccc1-2, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.