The SMILES S=c1[nH]nc(-c2cc(-c3ccsc3)n[nH]2)n1-c1ccccc1 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}.