Using CC(C)(C)ONC(=O)N1N=C(c2cc(F)ccc2F)SC1(CCCN=[N+]=[N-])c1ccccc1, CI to produce CN(OC(C)(C)C)C(=O)N1N=C(c2cc(F)ccc2F)SC1(CCCN=[N+]=[N-])c1ccccc1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.