The SMILES COc1ccc(-c2ccc3c(c2)S(=O)(=O)c2cccc(C(=O)NCc4ccccc4Cl)c2C3=O)cc1OC 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}.