InChI=1/C13H17N3O4/c1-8(7-14-2)20-12-5-9-3-4-13(17)15-10(9)6-11(12)16(18)19/h5-6,8,14H,3-4,7H2,1-2H3,(H,15,17)/p+1/t8-/m1/s1/fC13H18N3O4/h14-15H/q+1 F2B0E7A1D02C07EC