The SMILES COc1ccc(CNS(=O)(=O)c2cc3c4c(c2)C(C)C(=O)N4CCC3)cc1 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}.