InChI=1S/C17H20N4O2/c1-17(2)9-13(12-5-3-4-6-14(12)23-17)15(22)19-16-20-18-10-21(16)11-7-8-11/h3-6,10-11,13H,7-9H2,1-2H3,(H,19,20,22)