InChI=1S/C33H65NO4/c1-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-25-30(2)26-23-24-27-33(37)38-31(28-32(35)36)29-34(3,4)5/h30-31H,6-29H2,1-5H3