InChI=1S/C26H28N2O12/c1-37-14-8-26(36,6-4-12(14)29)22-17(16-13(38-22)3-2-11-15(16)10(5-7-27)9-28-11)24(35)40-25-20(32)18(30)19(31)21(39-25)23(33)34/h2-4,6,8-9,17-22,25,28,30-32,36H,5,7,27H2,1H3,(H,33,34)