InChI: | InChI=1/C52H42N8O4/c1-29(61)53-37-17-9-5-13-33(37)49-41-21-23-43(57-41)50(34-14-6-10-18-38(34)54-30(2)62)45-25-27-47(59-45)52(36-16-8-12-20-40(36)56-32(4)64)48-28-26-46(60-48)51(44-24-22-42(49)58-44)35-15-7-11-19-39(35)55-31(3)63/h5-28,57-58H,1-4H3,(H,53,61)(H,54,62)(H,55,63)(H,56,64)/b49-41-,49-42-,50-43-,50-45-,51-44-,51-46-,52-47-,52-48- |