InChI=1S/C30H46O4/c1-17-10-13-30(25(33)34)15-14-28(6)19(24(30)18(17)2)8-9-20-27(5)12-11-22(31)26(3,4)21(27)16-23(32)29(20,28)7/h8,17-18,20-21,23-24,32H,9-16H2,1-7H3,(H,33,34)/t17-,18+,20?,21?,23-,24+,27-,28-,29+,30+/m1/s1