Using COc1cc2c(Cl)ncnc2cc1OCc1ccccc1, Nc1ccc2[nH]ccc2c1 to produce COc1cc2c(Nc3ccc4[nH]ccc4c3)ncnc2cc1OCc1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.