InChI=1/C18H20N8O2/c1-11-20-15-9-25(7-6-13(15)17(21-11)24(2)3)18(28)14-5-4-12(8-16(14)27)26-10-19-22-23-26/h4-5,8,10,27H,6-7,9H2,1-3H3 CBB118B1DEC9C285