The SMILES O=C(O)[C@@H]1Cc2c([nH]c3ccccc23)C2CCC(=O)N21 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}.