The molecule with the SMILES O=C1c2ccccc2-c2c1nc1c([n+]2[O-])CCCC1 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}.