Using CC/C=C\CC1(C(=O)OC(C)(C)C)C(=O)C=CC1CC(=O)OC to produce CC/C=C\CC1(C(=O)OC)C(O)CCC1CC(=O)OC, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.