InChI=1S/C30H48O4/c1-18(8-9-24-30(7,17-31)34-24)19-10-15-29(6)25-20(11-14-28(19,29)5)27(4)13-12-23(33)26(2,3)22(27)16-21(25)32/h18-19,21-22,24,31-32H,8-17H2,1-7H3