The SMILES CCCSc1cc(NCCOC(=O)CCC)c([N+](=O)[O-])c2nonc12 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.