The SMILES CN1C(=O)N(C)C(=O)C2(Sc3ccccc3C2=O)C1=O represents a molecule that is not a hERG blocker.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.