Using CCOC(=O)c1c(S(=O)N2CCOCC2)c2ccccc2n1Cc1ccc(Cl)c(Cl)c1, O=[Mn](=O)(=O)[O-] to produce CCOC(=O)c1c(S(=O)(=O)N2CCOCC2)c2ccccc2n1Cc1ccc(Cl)c(Cl)c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.