Based on the SMILES C#CCSc1nc2sc3c(c2c(=O)n1C)CCC3, the molecule is not a hERG blocking compound (IC50 < 10uM).
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.