InChI=1S/C39H56O2/c1-29(2)13-14-30(3)15-16-31(4)17-18-32(5)19-20-33(6)21-22-34(7)23-24-35(8)25-26-36(9)27-28-37-11-10-12-38(40)39(37)41/h10-13,15,17,19,21,23,25,27,40-41H,14,16,18,20,22,24,26,28H2,1-9H3/b30-15+,31-17+,32-19+,33-21+,34-23+,35-25+,36-27+