User: I'm searching for the SMILES of a molecule that not blocks the human ether-à-go-go related gene (hERG)?
Assistant: This is a molecule that is not a human ether-à-go-go related gene (hERG) blocker: Nc1[nH]c(SCC(=O)O)nc(=O)c1N
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-[[5,6-bis(azanyl)-4-oxidanylidene-1H-pyrimidin-2-yl]sulfanyl]ethanoicacid