The molecule with the SMILES O=C(Nn1cnnc1)c1cc(-c2cccc(Br)c2)nc2ccccc12 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}.