The molecule with the SMILES representation of O=C(Cn1cc([N+](=O)[O-])cn1)N1N=C(C(F)F)CC1(O)C(F)F is not a hERG blocking compound (IC50 less than 10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.