User: I'm looking 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=C(Cc1ccc(-n2cnnn2)nc1)N1CCN2C[C@@H](c3ccc4nonc4c3)OC[C@@H]2C1
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#}
1-[(3R,9aS)-3-(2,1,3-benzoxadiazol-5-yl)-3,4,6,7,9,9a-hexahydro-1H-pyrazino[2,1-c][1,4]oxazin-8-yl]-2-[6-(tetrazol-1-yl)pyridin-3-yl]ethanone