InChI=1S/C30H48O4/c1-3-5-7-9-10-11-12-13-14-15-16-17-18-22-26-34-30(32)28-24-20-19-23-27(28)29(31)33-25-21-8-6-4-2/h6,8,19-20,23-24H,3-5,7,9-18,21-22,25-26H2,1-2H3/b8-6-