[{"from": "human", "value": "Write InChI of given compound. ->  Corticosterone\n"}, {"from": "gpt", "value": " InChI=1S/C21H30O4/c1-20-8-7-13(23)9-12(20)3-4-14-15-5-6-16(18(25)11-22)21(15,2)10-17(24)19(14)20/h9,14-17,19,22,24H,3-8,10-11H2,1-2H3\n"}]