InChI=1/C8H8N6O5/c9-8(12-14(18)19)11-10-4-5-3-6(13(16)17)1-2-7(5)15/h1-4,15H,(H3,9,11,12)/p-1/b10-4-/fC8H7N6O5/h15h,11H,9H2/q-1/b10-4-,12-8+ 7CC2C656D40B6C5D