The SMILES O=[N+]([O-])c1ccc(OCC2CC(c3ccccc3)=NO2)cc1 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}.