Using C=CCCC(CCCCB1OC(C)(C)C(C)(C)O1)(C(=O)OC(C)(C)C)N(C)C(=O)OC(C)(C)C, O=[O+][O-] to produce CN(C(=O)OC(C)(C)C)C(CCC=O)(CCCCB1OC(C)(C)C(C)(C)O1)C(=O)OC(C)(C)C, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.