Using CC#CC(C)(C)c1ccc(OC)c(CN[C@H]2CCCN(C(=O)OC(C)(C)C)[C@H]2c2ccccc2)c1 to produce CC#CC(C)(C)c1ccc(OC)c(CN[C@H]2CCCN[C@H]2c2ccccc2)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.