InChI=1/C40H56O/c1-31(19-13-21-33(3)24-25-36-35(5)23-15-27-37(36,6)7)17-11-12-18-32(2)20-14-22-34(4)26-30-40-38(8,9)28-16-29-39(40,10)41-40/h11-14,17-22,24-26,30H,15-16,23,27-29H2,1-10H3/b12-11+,19-13+,20-14+,25-24+,30-26+,31-17-,32-18-,33-21-,34-22-