The molecule SMILES COc1ccc(C(=O)Nc2ccccc2[N+](=O)[O-])cc1S(=O)(=O)N1CCOCC1 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}.