Using CN1CCN(CCn2cc(-c3cc4nccc(Oc5ccc([N+](=O)[O-])cc5F)c4s3)cn2)CC1 to produce CN1CCN(CCn2cc(-c3cc4nccc(Oc5ccc(N)cc5F)c4s3)cn2)CC1, please predict the agent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.