The SMILES Nc1[nH]n(-c2ccccc2)c(=O)c1N=Nc1ccc2ncsc2c1 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}.