The SMILES COc1ccc(CNC(=O)CCCCCNC(=O)N2CCn3c2nc2ccccc23)cc1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.