InChI=1S/C40H46N4O12/c1-15-21(7-9-31(47)48)27-14-28-22(8-10-32(49)55-40-37(52)35(50)36(51)38(56-40)39(53)54)16(2)23(41-28)11-25-17(3)33(19(5)45)30(43-25)13-26-18(4)34(20(6)46)29(44-26)12-24(15)42-27/h11-14,19-20,35-38,40-41,43,45-46,50-52H,7-10H2,1-6H3,(H,47,48)(H,53,54)/b23-11-,24-12-,25-11-,26-13-,27-14-,28-14-,29-12-,30-13-