Using ClCc1cccnc1, CCc1cc2c(C3=NNC(=O)CC3C)cc(F)cn2n1 to produce CCc1cc2c(C3=NN(Cc4cccnc4)C(=O)CC3C)cc(F)cn2n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.