InChI=1S/C26H30N6O8/c27-7-5-13-9-14(11-33)19(31-18-6-8-29-26(32-18)30-17-3-1-16(28)2-4-17)15(10-13)12-39-25-22(36)20(34)21(35)23(40-25)24(37)38/h1-10,20-23,25,33-36H,11-12,27-28H2,(H,37,38)(H2,29,30,31,32)/b7-5-