Using c1ccc(-c2c[nH]c3ccccc23)cc1, O=C(Cl)c1ccccc1 to produce O=C(c1ccccc1)n1cc(-c2ccccc2)c2ccccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.