InChI=1/C20H19N9O/c21-20-25-18-14(19-24-17(26-29(19)20)16-4-2-10-30-16)11-23-28(18)9-8-27-7-5-15-13(12-27)3-1-6-22-15/h1-4,6,10-11H,5,7-9,12H2,(H2,21,25)/f/h21H2 5E12508BC4F48ABC