User: I need a molecule that is not spontaneously catches fire if exposed to air.
Assistant: Here is a molecule that is not spontaneously catches fire if exposed to air: CCCCCCCCCCCCCCCC[N+](C)(C)C.[Br-].
User: I need a molecule that is {H250#not &NULL}{H250__names__adjective}.
Assistant: Here is a molecule that is {H250#not &NULL}{H250__names__adjective}: {SMILES#}.