The SMILES COc1ccc(C2=NOC(CN3C(=O)c4ccccc4S3(=O)=O)C2)cc1 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}.