The molecule SMILES O=c1c2ccccc2nc(SCc2cc([N+](=O)[O-])cc3c2OCOC3)n1-c1ccccc1 is not a hERG blocking compound (IC50 less than 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.