InChI=1S/C30H50O4/c1-17(2)18(3)8-9-19(4)24-12-13-25-23-11-10-21-14-22(32)15-27(33)30(21,7)28(23)26(34-20(5)31)16-29(24,25)6/h10,17-19,22-28,32-33H,8-9,11-16H2,1-7H3