Using O=c1[nH]nc(-c2ccncc2)o1, CC1(CCOS(C)(=O)=O)Cn2cc([N+](=O)[O-])nc2O1 to produce CC1(CCn2nc(-c3ccncc3)oc2=O)Cn2cc([N+](=O)[O-])nc2O1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.