InChI=1/C16H18N6O2/c17-15-20-13(21-16(18)22-15)9-24-14(23)7-3-4-10-8-19-12-6-2-1-5-11(10)12/h1-2,5-6H,3-4,7-9H2,(H4,17,18,20,21,22)/p+1/fC16H19N6O2/h19H,17-18H2/q+1 1F0A90887E89B34F