InChI=1S/C52H60N2O6/c1-3-5-7-9-11-13-15-17-19-29-43(55)53-41-33-31-35(45-47(41)51(59)39-27-23-21-25-37(39)49(45)57)36-32-34-42(54-44(56)30-20-18-16-14-12-10-8-6-4-2)48-46(36)50(58)38-26-22-24-28-40(38)52(48)60/h21-28,31-34H,3-20,29-30H2,1-2H3,(H,53,55)(H,54,56)