User: I'm searching for the SMILES of a molecule that does not block hERG (IC50 less than 10uM)?
Assistant: This is a molecule that is not a human ether-à-go-go related gene (hERG) blocking compound: COc1ccc(-c2c[n+](CCCN3C(=O)c4ccccc4C3=O)c3n2CCC3)cc1.[Br-]
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that does {herg_inhib#not &NULL}{herg_inhib__names__verb}?
Assistant: This is a molecule that is {herg_inhib#not &NULL}a {herg_inhib__names__noun}: {SMILES#}