InChI=1S/C30H50O4/c1-5-8-9-10-11-12-13-14-15-16-17-20-24-33-29(31)26-22-18-19-23-27(26)30(32)34-28(7-3)25(4)21-6-2/h18-19,22-23,25,28H,5-17,20-21,24H2,1-4H3