Using CCOC(=O)C(CC=C1CCOCC1)NS(=O)(=O)c1ccc([N+](=O)[O-])cc1 to produce CCOC(=O)C1CCC2(CCOCC2)N1S(=O)(=O)c1ccc([N+](=O)[O-])cc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.