[{"from": "human", "value": "Create a molecule that satisfies the conditions outlined in the description. The molecule is a carbobicyclic compound that is benzene fused to a cyclobutane ring. It has a role as a metabolite."}, {"from": "gpt", "value": "[C][C][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][Branch2]"}]