InChI=1/C16H17N5O2/c1-16(2)6-10-12(11(22)7-16)13(9-4-3-5-17-8-9)19-15-14(18-10)20-23-21-15/h3-5,8,13H,6-7H2,1-2H3,(H,18,20)(H,19,21)/t13-/m0/s1/f/h18-19H 374258F528154737