[{"from": "human", "value": "Design a molecule that meets the criteria outlined in the description. The molecule is a member of 1,3,4-oxadiazoles, a member of furans and a C-nitro compound. It is functionally related to an acetic acid."}, {"from": "gpt", "value": "[C][=C][Branch1][=N][O][C][=Branch1][Ring2][=C][Ring1][Branch1][N+1][=Branch1][C][=O][O-1][C][=N][N][=C][Branch1][Ring2][O][Ring1][Branch1][S][C][C][=Branch1][C][=O][O]"}]