Using Fc1ccccc1, OC1CCN(c2nc(-c3ccccc3)nc3ccccc23)CC1 to produce c1ccc(OC2CCN(c3nc(-c4ccccc4)nc4ccccc34)CC2)cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.