The molecule with the SMILES O=[N+]([O-])c1ccc(CCN2CCN(CCc3ccc(-c4ncco4)cc3)CC2)cc1 is a hERG blocker (<10uM).
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {herg_blocker#not a hERG blocker (>= 10uM)&a hERG blocker (<10uM)}.
2-[4-[2-[4-[2-(4-nitrophenyl)ethyl]piperazin-1-yl]ethyl]phenyl]-1,3-oxazole