InChI=1S/C31H50O3/c1-19(2)20(3)8-9-21(4)22-12-14-28(6)23-10-11-24-29(7,26(33)34)25(32)13-15-30(24)18-31(23,30)17-16-27(22,28)5/h19,21-25,32H,3,8-18H2,1-2,4-7H3,(H,33,34)/p-1/t21-,22?,23?,24?,25+,27-,28+,29+,30?,31?/m1/s1