Using CC(C)(O)C#Cc1cncc(N2CCCN(C(=O)OC(C)(C)C)CC2)c1 to produce C#Cc1cncc(N2CCCN(C(=O)OC(C)(C)C)CC2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.