InChI=1/C14H17N3O4/c1-16(2)9-5-8-15-12-10-6-3-4-7-11(10)21-14(18)13(12)17(19)20/h3-4,6-7,15H,5,8-9H2,1-2H3/p+1/fC14H18N3O4/h16H/q+1 3D5E73605A282A32