Using CC(C)CCCC(C)CCCC(C)(O)CCCCC(C)(O)CCCC(C)CCCC(C)C to produce CC(C)CCCC(C)CCCC(C)CCCCC(C)CCCC(C)CCCC(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.