InChI=1/C20H17N5O6/c21-18(28)13-3-1-2-4-14(13)23-19(29)15(24-25-20(22)30)7-10-8-17(27)31-16-9-11(26)5-6-12(10)16/h1-6,8-9,26H,7H2,(H2,21,28)(H,23,29)(H3,22,25,30)/b24-15-/f/h23,25H,21-22H2 B7D736A840517452