The molecule with the SMILES O=S1(=O)CCO[C@H]2Cc3ccccc3[C@H]2N1Cc1ccc(Cl)cc1 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}.