User: I'm searching for the SMILES of a molecule that not is active against the human ether-à-go-go related gene (hERG)?
Assistant: This is a molecule that is not a hERG blocker: CC(C)(NC(=O)c1ccc(O)cc1)C(=O)O
User: I'm {#searching|looking!} for the {SMILES__description} of a molecule that {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#}