The molecule SMILES O=c1[nH]c(SCc2nc3ccccc3c(=O)n2-c2ccccc2)nc2ccccc12 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.