Using FC(F)(F)CCCI, CC(C)(C)OC(=O)N1CCCN(c2nc3ccccc3[nH]2)CC1 to produce CC(C)(C)OC(=O)N1CCCN(c2nc3ccccc3n2CCCC(F)(F)F)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.