User: I'm searching for the SMILES of a molecule that does not block hERG (<10uM)?
Assistant: This is a molecule that is not a human ether-à-go-go related gene (hERG) blocker (<10uM): O=C1OCc2nc(CCN3CCN(C(=O)Cc4ccc(-n5cnnn5)cc4)CC3)ccc21
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that does {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-[2-[4-[2-[4-(tetrazol-1-yl)phenyl]acetyl]piperazin-1-yl]ethyl]-7H-furo[3,4-b]pyridin-5-one