The SMILES O=C(CSc1nc2ccccc2s1)N/N=C/c1cc([N+](=O)[O-])ccc1O 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}.