InChI=1/C13H17N3O4/c17-8-9-1-3-16(4-2-9)13(20)15-11-5-10(12(18)19)6-14-7-11/h5-7,9,17H,1-4,8H2,(H,15,20)(H,18,19)/p-1/fC13H16N3O4/h15H/q-1 325A625EEBFB9616