InChI=1S/C56H110NO18P/c1-3-5-7-9-11-13-15-17-18-19-20-21-22-23-24-25-26-28-30-32-34-36-38-43(60)55(69)57-41(45(61)42(59)37-35-33-31-29-27-16-14-12-10-8-6-4-2)40-72-76(70,71)75-54-50(66)48(64)53(49(65)51(54)67)74-56-52(68)47(63)46(62)44(39-58)73-56/h41-54,56,58-68H,3-40H2,1-2H3,(H,57,69)(H,70,71)