The molecule with the SMILES representation of O=C(Nc1nc2n(n1)C(c1ccc(Cl)cc1)CC(c1ccc(Cl)cc1)N2)c1ccco1 is not a hERG blocking compound (IC50 less than 10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.