User: I'm looking for the SMILES of a molecule that not is active against the human ether-à-go-go related gene (hERG)?
Assistant: This is a molecule that is not a hERG blocker: Cc1cn2ccn(CC3(c4ccccc4)CC3)c(=O)c2n1
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that {herg_blocker#not &NULL}{herg_blocker__names__verb}?
Assistant: This is a molecule that is {herg_blocker#not &NULL}a {herg_blocker__names__noun}: {SMILES#}
2-methyl-7-[(1-phenylcyclopropyl)methyl]imidazo[1,2-a]pyrazin-8-one