InChI=1S/C20H21N7O6/c1-33-14(28)7-6-13(19(31)32)25-17(29)10-2-4-11(5-3-10)22-8-12-9-23-16-15(24-12)18(30)27-20(21)26-16/h2-5,9,13,22H,6-8H2,1H3,(H,25,29)(H,31,32)(H3,21,23,26,27,30)