[{"from": "human", "value": "What is InChI of given compound? ->  norethindrone acetate\n"}, {"from": "gpt", "value": " InChI=1S/C22H28O3/c1-4-22(25-14(2)23)12-10-20-19-7-5-15-13-16(24)6-8-17(15)18(19)9-11-21(20,22)3/h1,13,17-20H,5-12H2,2-3H3\n"}]