InChI=1S/C31H61NO4/c1-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-25-26-31(35)36-29(27-30(33)34)28-32(2,3)4/h29H,5-28H2,1-4H3/t29-/m1/s1