User: I'm searching for the SMILES of a molecule that does not block hERG?
Assistant: This is a molecule that is not a hERG blocker: COc1cc2c(-c3ccccc3)c(C)oc2cc1/C=N/NC(N)=S
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#}