[{"from": "human", "value": "Write compound of given InChI. ->  InChI=1S/C21H28O5/c1-19-7-5-13(23)9-12(19)3-4-14-15-6-8-21(26,17(25)11-22)20(15,2)10-16(24)18(14)19/h9,14-15,18,22,26H,3-8,10-11H2,1-2H3\n"}, {"from": "gpt", "value": " Cortisone\n"}]