User: I need a molecule that is not self-heating.
Assistant: Here is a molecule that is not self-heating: COc1cc(C(C)(C)C)c(O)cc1C(C)(C)C.
User: I need a molecule that is {H251#not &NULL}{H251__names__adjective}.
Assistant: Here is a molecule that is {H251#not &NULL}{H251__names__adjective}: {SMILES#}.