Using C=CCBr, CC(C)(C)OC(=O)[C@@H]1C[C@]2(c3ccccc3)N[C@H]1CC[C@H]2OCc1cc(C(F)(F)F)cc(C(F)(F)F)c1 to produce C=CCN1[C@H]2CC[C@@H](OCc3cc(C(F)(F)F)cc(C(F)(F)F)c3)[C@]1(c1ccccc1)C[C@H]2C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.