The molecule SMILES O=C(CN1C(=O)c2cccc([N+](=O)[O-])c2C1=O)OCC(=O)N1CCCCC1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.