InChI=1S/C17H17N5O2/c1-22-14-7-4-11(17(23)24)8-13(14)21-15(22)9-20-12-5-2-10(3-6-12)16(18)19/h2-8,20H,9H2,1H3,(H3,18,19)(H,23,24)