[{"from": "human", "value": "Given InChI, write its compound. ->  InChI=1S/C20H12/c1-2-7-14-13(6-1)12-19-16-9-4-3-8-15(16)18-11-5-10-17(14)20(18)19/h1-12H\n"}, {"from": "gpt", "value": " Benzo(b)fluoranthene\n"}]