InChI=1S/C43H58O3/c1-27(34-24-37(41(44)21-28(34)2)31-14-8-5-9-15-31)20-40(35-25-38(42(45)22-29(35)3)32-16-10-6-11-17-32)36-26-39(43(46)23-30(36)4)33-18-12-7-13-19-33/h21-27,31-33,40,44-46H,5-20H2,1-4H3