InChI=1/C18H20N6O5/c1-4-24-15(27)11-8-6-5-7-10(11)13(22-24)14(26)21-20-12(25)9-23-16(28)18(2,3)19-17(23)29/h5-8H,4,9H2,1-3H3,(H,19,29)(H,20,25)(H,21,26)/f/h19-21H F9402F9E73097E6A