The SMILES Cc1cn2ccn(CC3(c4ccccc4)CC3)c(=O)c2n1 is from a molecule that is not a hERG blocker.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {herg_blocker#not &NULL}a {herg_blocker__names__noun}.
2-methyl-7-[(1-phenylcyclopropyl)methyl]imidazo[1,2-a]pyrazin-8-one