Using COc1cc(O)ccc1[N+](=O)[O-], CS(=O)(=O)CCCOS(C)(=O)=O to produce COc1cc(OCCCS(C)(=O)=O)ccc1[N+](=O)[O-], please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.