The SMILES O=C(NC(=S)Nc1ccc(N2CCOCC2)c(Cl)c1)c1sc2ccccc2c1Cl represents a molecule that is not a hERG blocker.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.