Using O=C(c1cc2cc(C(=O)N3CCC[C@H]3CN3CCCC3)ccc2[nH]1)N1CCC(F)(F)CC1, CC(C)Br to produce CC(C)n1c(C(=O)N2CCC(F)(F)CC2)cc2cc(C(=O)N3CCC[C@H]3CN3CCCC3)ccc21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.