Using C#COc1ccccc1C(=O)NCC1(c2ccccc2)CCC(C(=O)OC)CC1 to produce C#COc1ccccc1C(=O)NCC1(c2ccccc2)CCC(C(=O)O)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.