[{"from": "human", "value": "Synthesize a molecule that matches the given characteristics. The molecule is an ortho-fused polycyclic arene consisting of five fused benzene rings. It is obtained during the distillation of petroleum."}, {"from": "gpt", "value": "[C][=C][C][=C][C][=Branch1][Ring2][=C][Ring1][=Branch1][C][=C][C][=C][Ring1][#Branch1][C][=C][C][=C][Ring1][=Branch1][C][=C][C][=C][C][=C][C][=C][Ring1][=Branch1][Ring1][#Branch2]"}]