InChI=1/C16H20N6O2/c1-10(19-15(23)22-14-8-17-18-9-14)11-2-4-12(5-3-11)20-16(24)21-13-6-7-13/h2-5,8-10,13H,6-7H2,1H3,(H,17,18)(H2,19,22,23)(H2,20,21,24)/t10-/m0/s1/f/h17,19-22H 86030891A61F8512