Chemist: Propose a molecule that is not potential cause for respiratory irritation.
Assistant: Here is a molecule that is not potential cause for respiratory irritation: CC1OC(C)OC(C)O1.
Chemist: {#Give me|Propose|Come up with!} a molecule that is {H335#not &NULL}{H335__names__noun}.
Assistant: Here is a molecule that is {H335#not &NULL}{H335__names__noun}: {SMILES#}.