The molecule SMILES O=C(O)Cn1cc(/C=C2\C(=O)NC(=O)N(c3ccc(Cl)cc3)C2=O)c2ccccc21 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}.