InChI=1/C19H17N5O5/c20-16(26)10-7-11(17(21)27)9-12(8-10)22-15(25)5-6-24-14-4-2-1-3-13(14)18(28)23-19(24)29/h1-4,7-9H,5-6H2,(H2,20,26)(H2,21,27)(H,22,25)(H,23,28,29)/f/h22-23H,20-21H2 986BCBF8F904CDB9