The SMILES O=c1c2c(nc3c(-c4ccc(Cl)cc4)c[nH]n13)CCCC2 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}.