Based on the SMILES representation Cn1c(SCn2nnc3ccccc3c2=O)nc2ccccc2c1=O, the molecule is not a hERG blocking compound (IC50 less than 10uM).
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.