InChI=1S/C19H19N5O6/c20-16-13-17(22-7-21-16)24(8-23-13)18-15(27)14(26)12(30-18)5-4-11(25)9-2-1-3-10(6-9)19(28)29/h1-3,6-8,12,14-15,18,26-27H,4-5H2,(H,28,29)(H2,20,21,22)/p-1/t12-,14-,15-,18-/m1/s1