InChI=1/C16H15N3O5/c1-10(20)12-5-7-13(8-6-12)18-16(21)11(2)24-14-4-3-9-17-15(14)19(22)23/h3-9,11H,1-2H3,(H,18,21)/t11-/m0/s1/f/h18H E0E047D7493A92A9