InChI=1/C15H18N6O/c22-15(16-10-12-4-2-1-3-5-12)18-13-6-8-14(9-7-13)21-11-17-19-20-21/h1-2,6-9,11-12H,3-5,10H2,(H2,16,18,22)/t12-/m1/s1/f/h16,18H BD9608F044B2849E