Based on the SMILES O=C1CCC([N+](=O)[O-])C(c2ccc(Cl)cc2Cl)N1, the molecule is not a hERG blocker.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.