The molecule SMILES Cc1nc([N+](=O)[O-])nn1C12CC3CC(CC(Br)(C3)C1)C2 is not a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.