Chemist: Come up with 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: CCCCc1ccc(C(=O)O)nc1.
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#}.