InChI=1S/C30H48O2/c1-7-21(19(2)3)9-8-20(4)24-12-13-25-22-10-11-26-23(18-31)28(32)15-17-30(26,6)27(22)14-16-29(24,25)5/h7,10,18-20,23-28,32H,8-9,11-17H2,1-6H3/b21-7-/t20-,23+,24?,25?,26?,27?,28+,29-,30+/m1/s1