InChI=1S/C31H52O4/c1-5-9-10-11-12-13-14-15-16-19-24-34-30(32)28-22-17-18-23-29(28)31(33)35-25-27(21-7-3)26(8-4)20-6-2/h17-18,22-23,26-27H,5-16,19-21,24-25H2,1-4H3