The SMILES COc1ccc2[nH]c(=O)c(CN(CCN3CCCC3)C(=O)Nc3ccccc3Cl)cc2c1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.