The molecule SMILES O=C(O)c1cc(S(=O)(=O)N2CCCc3ccccc32)ccc1Cl 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}.