The molecule with the SMILES representation of CCn1c(/C=C/c2cccc([N+](=O)[O-])c2)nc2ccccc2c1=O 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}.