The molecule with the SMILES O=C(Cn1cnc([N+](=O)[O-])n1)c1ccc(O)c(O)c1 is not a hERG blocking compound (IC50 < 10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.