The SMILES CC1CCc2sc(C(=O)N=Nc3c(O)[nH]c4ccccc34)cc2C1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.