[{"from": "human", "value": "Given compound, write its InChI. ->  Epiandrosterone\n"}, {"from": "gpt", "value": " InChI=1S/C19H30O2/c1-18-9-7-13(20)11-12(18)3-4-14-15-5-6-17(21)19(15,2)10-8-16(14)18/h12-16,20H,3-11H2,1-2H3\n"}]