Using COC(=O)[C@@H]1CC[C@H](c2cccc(OCc3ccccc3)c2)N1C(=O)OC(C)(C)C, N#CCBr to produce COC(=O)[C@]1(CC#N)CC[C@H](c2cccc(OCc3ccccc3)c2)N1C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.