InChI=1/C16H20N8O3/c1-7-9(14(26)21-13-12(7)8(2)23-24(13)3)4-5-11(25)27-6-10-19-15(17)22-16(18)20-10/h4-6H2,1-3H3,(H,21,26)(H4,17,18,19,20,22)/f/h21H,17-18H2 67E8FB090D06A7A6