The SMILES NC(=O)CCS(=O)(=O)CCN1CCN(S(=O)(=O)c2ccc3c(c2)CCC3)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}.