The molecule SMILES COc1ccc(N2C3=C(CC4=C2CC(C)(C)CC4=O)C(=O)CC(C)(C)C3)cc1 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}.