Based on the SMILES Cc1ccc(N2C(=O)N(CC(=O)Nc3ccc([N+](=O)[O-])cc3)C(=O)C2C)cc1, the molecule is not a hERG blocker.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.