[{"from": "human", "value": "What is InChI of given compound? ->  Hexestrol\n"}, {"from": "gpt", "value": " InChI=1S/C18H22O2/c1-3-17(13-5-9-15(19)10-6-13)18(4-2)14-7-11-16(20)12-8-14/h5-12,17-20H,3-4H2,1-2H3\n"}]