InChI=1/C13H17N3O4/c14-7-9-1-2-15(8-9)10-5-12-13(20-4-3-19-12)6-11(10)16(17)18/h5-6,9H,1-4,7-8,14H2/p+1/t9-/m1/s1/fC13H18N3O4/h14H/q+1 B2D589F70C4B21DE