InChI=1/C17H21N5O2/c1-11-15(12(2)22(3)21-11)8-9-16(23)19-10-13-4-6-14(7-5-13)20-17(18)24/h4-9H,10H2,1-3H3,(H,19,23)(H3,18,20,24)/b9-8+/f/h19-20H,18H2 3A5F97E57D8055A1