InChI=1S/C28H39NO3/c1-4-5-6-7-8-9-10-22-32-28(31)13-11-12-27(30)29(25-18-14-23(2)15-19-25)26-20-16-24(3)17-21-26/h14-21H,4-13,22H2,1-3H3