InChI=1/C17H23N5O/c1-13-9-16(21-17(18)20-13)19-10-15-12-22(7-8-23-15)11-14-5-3-2-4-6-14/h2-6,9,15H,7-8,10-12H2,1H3,(H3,18,19,20,21)/t15-/m0/s1/f/h19H,18H2 0C33B33E3CE32EB1