InChI=1/C18H20N6O3/c1-12-14(21-24(20-12)13-8-4-2-5-9-13)15(25)22-23-16(26)18(19-17(23)27)10-6-3-7-11-18/h2,4-5,8-9H,3,6-7,10-11H2,1H3,(H,19,27)(H,22,25)/f/h19,22H 1F798C30FC3D2408