The molecule with the SMILES O=[N+]([O-])c1cc(S(=O)(=O)[O-])cc([N+](=O)[O-])c1NN(c1ccccc1)c1ccccc1.[K+] 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}.