Using C#CCN1CCN(CC)CC1, Cc1cccc(-c2nc(-c3cncc(Br)c3)c3cc[nH]c3n2)n1 to produce Cc1cccc(-c2nc(-c3cncc(C#CCN4CCN(C)CC4)c3)c3cc[nH]c3n2)n1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.