InChI=1S/C17H19N5O2/c1-2-3-6-22-14(21-15-16(18)19-9-20-17(15)22)8-11-4-5-12-13(7-11)24-10-23-12/h4-5,7,9H,2-3,6,8,10H2,1H3,(H2,18,19,20)