The molecule with the SMILES representation of Cn1cc([N+](=O)[O-])c(C(=O)NCc2cc3cc(Cl)ccc3[nH]2)n1 is not a hERG blocking compound (IC50 < 10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.