The molecule SMILES O=S(=O)(Nc1ccc(-c2ccc(N3CCOCC3)nn2)cc1)c1ccc(Cl)c(Cl)c1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.