The SMILES O=C1c2cccc([N+](=O)[O-])c2C(=O)N1c1c[nH]c(=O)[nH]c1=O represents a molecule that is not a human ether-à-go-go related gene (hERG) blocking compound.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.