The SMILES Cc1cccc(NC(=O)CNC(=O)c2ccc(-n3cncn3)c([N+](=O)[O-])c2)c1C is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.