The SMILES C=CCn1c(-c2cccn(Cc3ccc(Cl)cc3Cl)c2=O)n[nH]c1=S 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}.