User: I need a molecule that is not potential cause for cancer.
Assistant: Here is a molecule that is not potential cause for cancer: Cc1cc(C(C)(C)C)nc(C(C)(C)C)c1.
User: I need a molecule that is {H350#not &NULL}{H350__names__noun}.
Assistant: Here is a molecule that is {H350#not &NULL}{H350__names__noun}: {SMILES#}.