InChI=1/C18H23N7O2/c1-2-3-8-25-16(21-22-23-25)11-24-17(26)15(20-18(24)27)9-12-10-19-14-7-5-4-6-13(12)14/h4-7,15,22-23H,2-3,8-11H2,1H3,(H,20,27)/p+1/t15-/m0/s1/fC18H24N7O2/h19-20H/q+1 1EC798A80C90E773