Using CN(CCCl)CCCl, Nc1c[nH]nc1C(=O)Nc1ccc(F)cc1 to produce CN1CCN(c2c[nH]nc2C(=O)Nc2ccc(F)cc2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.