Using CC(C)(NC(=O)c1ccc2ccccc2c1C#Cc1ccccc1)C(=O)O to produce CC(C)(NC(=O)c1ccc2ccccc2c1CCc1ccccc1)C(=O)O, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.