The SMILES CCOc1ccc2nc(SCC(=O)N3c4ccccc4Sc4ccccc43)sc2c1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.