The molecule with the SMILES [O-][n+]1c2ccc3nonc3c2nn1-c1ccccc1Cl 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}.