Chemist: Give me 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: CCOC(=O)/C(C#N)=N/O.
Chemist: {#Give me|Propose|Come up with!} a molecule that is {H420#not &NULL}{H420__names__adjective}.
Assistant: Here is a molecule that is {H420#not &NULL}{H420__names__adjective}: {SMILES#}.