The SMILES Cc1nc2ccc(Cc3ccc4nc(C)[nH]c4c3)cc2[nH]1 is from 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}.