Using COc1ncnc2c1c(Cc1ccc(NCc3ccccc3Cl)nc1F)cn2S(=O)(=O)c1ccccc1 to produce COc1ncnc2[nH]cc(Cc3ccc(NCc4ccccc4Cl)nc3F)c12, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.