Using C#CC1(O)CCOCC1, COc1cc[nH]c1/C=C1\C(=O)Nc2ccc([N+](=O)[O-])c(Br)c21 to produce COc1cc[nH]c1/C=C1\C(=O)Nc2ccc([N+](=O)[O-])c(C#CC3(O)CCOCC3)c21, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.