Chemist: Propose a molecule that is fatal if swallowed.
Assistant: Here is a molecule that is fatal if swallowed: CC(C)([N+](=O)[O-])C(C)(C)[N+](=O)[O-].
Chemist: {#Give me|Propose|Come up with!} a molecule that is {H300#not &NULL}{H300__names__adjective}.
Assistant: Here is a molecule that is {H300#not &NULL}{H300__names__adjective}: {SMILES#}.