The SMILES Cn1cnc2c1c(=O)[nH]c(=O)n2C represents a molecule that is not a hERG blocker (>= 10uM).
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_blocker#not a hERG blocker (>= 10uM)&a hERG blocker (<10uM)}.
3,7-dimethylpurine-2,6-dione