The SMILES Cn1nc(C(=O)OCC(=O)Nc2ccc3ccccc3c2)c2ccccc2c1=O is from a molecule that is not a hERG blocking compound.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}.