Using C=CCC(C)(C)c1nnc(NC(=O)C(CCC)NC(=O)Cc2cc(F)cc(F)c2)s1, O=[O+][O-] to produce CCCC(NC(=O)Cc1cc(F)cc(F)c1)C(=O)Nc1nnc(C(C)(C)CC=O)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.