InChI=1S/C22H24N4O6/c1-22(2,3)20(29)32-16-8-9-18-17(13-16)23-21(25(18)10-5-11-27)24-19(28)14-6-4-7-15(12-14)26(30)31/h4,6-9,12-13,27H,5,10-11H2,1-3H3,(H,23,24,28)