Using Fc1ccc(-n2nc(N3CCNCC3)c3ccccc32)cc1, ClCC1CC1 to produce Fc1ccc(-n2nc(N3CCN(CC4CC4)CC3)c3ccccc32)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.