InChI=1/C16H18N6O2/c1-23-10-4-6-13(24-2)12(7-10)19-8-9-3-5-11-14(20-9)15(17)22-16(18)21-11/h3-7,19H,8H2,1-2H3,(H4,17,18,21,22)/p+1/fC16H19N6O2/h21H,17-18H2/q+1 C3983043312F971D