The molecule SMILES O=C(OCc1nc2ccc(Cl)cc2n1CCO)c1ccc(O)cc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.