InChI=1S/C30H48O4/c1-18(2)9-8-10-19(26(33)34)20-13-16-29(6)21-11-12-23-27(3,4)24(32)14-15-28(23,5)25(21)22(31)17-30(20,29)7/h9,19-20,22-24,31-32H,8,10-17H2,1-7H3,(H,33,34)/t19?,20-,22?,23-,24?,28-,29+,30-/m0/s1