The SMILES O=[N+]([O-])c1ccc(CCN2CCN(CCc3ccc4nonc4c3)CC2)cc1 represents a molecule that is a hERG blocker (<10uM).
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_blocker#not a hERG blocker (>= 10uM)&a hERG blocker (<10uM)}.
5-[2-[4-[2-(4-nitrophenyl)ethyl]piperazin-1-yl]ethyl]-2,1,3-benzoxadiazole