The SMILES Nc1nnc(SCC(=O)Nc2ccc(F)c(Cl)c2)n1-c1ccccc1 is a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.