InChI=1S/C52H98O16P2/c1-4-7-10-13-16-19-21-23-25-28-31-34-37-40-52(57)68-49(44-62-50(55)38-35-32-29-27-24-22-20-17-14-11-8-5-2)46-66-70(60,61)64-43-47(54)42-63-69(58,59)65-45-48(41-53)67-51(56)39-36-33-30-26-18-15-12-9-6-3/h17,19-21,47-49,53-54H,4-16,18,22-46H2,1-3H3,(H,58,59)(H,60,61)/b20-17-,21-19-/t47-,48+,49+/m0/s1