Using CCC(=O)Cl, Nc1ncc(Sc2ccc([N+](=O)[O-])cc2)s1 to produce CCC(=O)Nc1ncc(Sc2ccc([N+](=O)[O-])cc2)s1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.