InChI=1S/C45H88NO8P/c1-5-7-9-11-13-15-17-19-20-21-22-23-24-26-27-29-31-33-35-37-44(47)51-41-43(42-53-55(49,50)52-40-39-46(3)4)54-45(48)38-36-34-32-30-28-25-18-16-14-12-10-8-6-2/h19-20,43H,5-18,21-42H2,1-4H3,(H,49,50)/b20-19-