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) blocking compound (<10uM): O=C(NCc1ccc(F)cc1)N(c1ccc(Cl)cc1)C1CCN(CCO)CC1
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-(4-chlorophenyl)-3-[(4-fluorophenyl)methyl]-1-[1-(2-hydroxyethyl)piperidin-4-yl]urea