The SMILES O=C(Nc1ccc2nc(-c3cccs3)[nH]c2c1)c1cccs1 is not a human ether-à-go-go related gene (hERG) blocking compound.
The {#molecule |!}{SMILES__description} {SMILES#} is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.