The molecule with the SMILES O=C(O)[C@@H]1Cc2c([nH]c3ccccc23)C2CCC(=O)N21 is not a hERG blocker.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.