The SMILES O=C(Cc1ccccc1)NC(NC(=O)Cc1ccccc1)c1cccc([N+](=O)[O-])c1 represents a molecule that is not a hERG blocker.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.