User: I'm looking for the SMILES of a molecule that does not block the human ether-à-go-go related gene (hERG) (<10uM)?
Assistant: This is a molecule that is not a human ether-à-go-go related gene (hERG) blocker (<10uM): CCN[C@H]1CCC[C@@H](c2c[nH]c3ccc(N=C(N)c4cccs4)cc23)C1
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#}
N'-[3-[(1R,3S)-3-(ethylamino)cyclohexyl]-1H-indol-5-yl]thiophene-2-carboximidamide