The molecule SMILES CSc1nc(O)c(N=Nc2ccc(F)cc2F)c(=O)[nH]1 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}.