The SMILES CCCCCNC(=O)c1cccc(S(=O)(=O)N2CC3(C)CC2CC(C)(C)C3)c1 is not a hERG blocking compound (IC50 < 10uM).
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.