Based on the SMILES O=C(NNC(=O)C1CC1)c1cc2cc3ccccc3nc2s1, the molecule is not a hERG blocking compound (IC50 less than 10uM).
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.