Using Sc1ccccc1, CN1CCN(c2cc(Cl)nc(-c3ccccc3)n2)CC1 to produce CN1CCN(c2cc(Sc3ccccc3)nc(-c3ccccc3)n2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.