The SMILES CCc1ccccc1N1CC(C(=O)Nc2cc(S(=O)(=O)N3CCCC3)ccc2Cl)CC1=O is not a human ether-à-go-go related gene (hERG) blocker.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.