Using O=S(=O)(O)O, N#Cc1ccc2c([N+](=O)[O-])cc3c(c2c1)C(CCl)CN3 to produce NC(=O)c1ccc2c([N+](=O)[O-])cc3c(c2c1)C(CCl)CN3, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.