InChI=1/C21H29NO2/c1-13-5-4-6-17(7-13)20(2,3)19(23)22-18-15-8-14-9-16(18)12-21(24,10-14)11-15/h4-7,14-16,18,24H,8-12H2,1-3H3,(H,22,23)/t14?,15-,16+,18?,21?/f/h22H 2F3F7DA3FD76FA7F