The SMILES C=CCn1cnc2c(nnn2-c2ccc(C)c(Cl)c2)c1=O represents a molecule that is not a hERG blocking compound (IC50 < 10uM).
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.