InChI=1S/C31H60O4/c1-2-3-4-5-6-7-8-9-10-11-12-13-14-15-16-17-18-19-20-21-22-23-24-25-26-27-31(34)35-29-30(33)28-32/h18-19,30,32-33H,2-17,20-29H2,1H3/b19-18-/t30-/m1/s1