InChI: | InChI=1/C60H68O4P4Si4/c1-69(49-45-65(53-29-13-5-14-30-53)54-31-15-6-16-32-54)61-70(2,50-46-66(55-33-17-7-18-34-55)56-35-19-8-20-36-56)63-72(4,52-48-68(59-41-25-11-26-42-59)60-43-27-12-28-44-60)64-71(3,62-69)51-47-67(57-37-21-9-22-38-57)58-39-23-10-24-40-58/h5-44H,45-52H2,1-4H3 |