Chemist: Give me a molecule that is not potential cause for fire or explosion.
Assistant: Here is a molecule that is not potential cause for fire or explosion: O=C(Cl)/C=C/C(=O)Cl.
Chemist: {#Give me|Propose|Come up with!} a molecule that is {H271#not &NULL}{H271__names__noun}.
Assistant: Here is a molecule that is {H271#not &NULL}{H271__names__noun}: {SMILES#}.