InChI=1/C18H19N5O4/c1-9(14-4-10(6-20-14)7-21-15(25)8-24)16-12-5-11(22-18(19)27)2-3-13(12)23-17(16)26/h2-6,20,24H,7-8H2,1H3,(H,21,25)(H,23,26)(H3,19,22,27)/b16-9-/f/h21-23H,19H2 C6AF01FE2B971937