InChI=1S/C50H74O2/c1-38(2)27-32-47(50(12,13)52)34-28-42(6)25-18-24-41(5)23-16-21-39(3)19-14-15-20-40(4)22-17-26-43(7)30-36-48-45(9)31-35-46(49(48,10)11)33-29-44(8)37-51/h14-27,29-30,36,46-47,51-52H,28,31-35,37H2,1-13H3/b15-14+,21-16+,22-17+,24-18+,36-30+,39-19+,40-20+,41-23+,42-25+,43-26+,44-29+/t46-,47-/m0/s1