Using O=Cc1ccc([N+](=O)[O-])o1, CC(C)(C)[Si](C)(C)Oc1ccc2nc(S)[nH]c2c1 to produce CC(C)(C)[Si](C)(C)Oc1ccc2[nH]c(Sc3ccc(C=O)o3)nc2c1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.