Based on the SMILES Nc1cc(=O)[nH]c(SCC(=O)Nc2cc(Cl)ccc2Cl)n1, the molecule is not a hERG blocker.
Based on the {SMILES__description} {#representation |!}{SMILES#}, the molecule is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.