Based on the SMILES O=C(c1ccc([N+](=O)[O-])o1)N1CCN(c2nc3c(Cl)cccc3s2)CC1, the molecule is not a hERG blocking compound.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.