The molecule SMILES O=C(O)Cc1cc(C(=O)Nc2ccc(Br)cc2)sc1-c1ccccc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.