InChI=1/C16H20N8O2/c17-13-11(20-12-14(18)22-16(19)23-15(12)21-13)9-1-3-10(4-2-9)24(5-7-25)6-8-26/h1-4,25-26H,5-8H2,(H6,17,18,19,21,22,23)/p+1/fC16H21N8O2/h23H,17-19H2/q+1 EDA4D459A49910BB