InChI=1S/C29H48O/c1-19(8-9-20(2)27(3,4)5)24-12-13-25-23-11-10-21-18-22(30)14-16-28(21,6)26(23)15-17-29(24,25)7/h10,19,22-26,30H,2,8-9,11-18H2,1,3-7H3/t19-,22+,23?,24-,25?,26?,28+,29-/m1/s1