InChI=1/C13H17N3O4/c1-3-9(14)7-15-11-5-4-10(16(18)19)6-12(11)20-8(2)13(15)17/h4-6,8-9H,3,7,14H2,1-2H3/p+1/t8-,9-/m0/s1/fC13H18N3O4/h14H/q+1 4549CD7422DD3DB1