Using CC(C)(C)OC(=O)N1CCC(C(C)(O)C#Cc2ccccc2)CC1 to produce C=C(C#Cc1ccccc1)C1CCN(C(=O)OC(C)(C)C)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.