User: I'm looking for the SMILES of a molecule that does not block hERG?
Assistant: This is a molecule that is not a hERG blocker: Cc1ccc2nc3sc(C(=O)Nc4c(C)[nH]c(=O)[nH]c4=O)c(N)c3cc2c1
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#}