User: I need a molecule that is not harming public health and the environment.
Assistant: Here is a molecule that is not harming public health and the environment: O=Cc1ccco1.
User: I need a molecule that is {H420#not &NULL}{H420__names__adjective}.
Assistant: Here is a molecule that is {H420#not &NULL}{H420__names__adjective}: {SMILES#}.