The molecule SMILES O=C(O)/C=C/C(=O)Nc1ccc(OCc2ccccc2)cc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.