Based on the SMILES Cn1c(-[n+]2c(-c3ccccc3)cc(-c3ccccc3)cc2-c2ccccc2)nc2cc([N+](=O)[O-])ccc21.[I-], the molecule is not a hERG blocking compound (IC50 < 10uM).
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.