[{"from": "human", "value": "Generate a molecule based on the given description. The molecule is a terthiophene."}, {"from": "gpt", "value": "[C][=C][S][C][=C][Ring1][Branch1][C][=C][Branch1][=Branch1][S][C][=C][Ring1][Branch1][C][=C][S][C][=C][Ring1][Branch1]"}]