InChI=1S/C32H52O4/c1-19-12-15-32(27(34)36-9)17-16-30(6)21(25(32)20(19)2)10-11-24-29(5)18-22(35-8)26(33)28(3,4)23(29)13-14-31(24,30)7/h10,19-20,22-26,33H,11-18H2,1-9H3