InChI=1/C15H15N3O5/c1-22-15(21)11-7-12(23-18-11)14(20)16-9-3-4-10-8(6-9)2-5-13(19)17-10/h3-4,6,12H,2,5,7H2,1H3,(H,16,20)(H,17,19)/t12-/m0/s1/f/h16-17H F1590C2758EC99C5