InChI=1/C14H19N3O4/c1-3-12-8-21-9(2)7-17(12)14(20)16-11-4-10(13(18)19)5-15-6-11/h4-6,9,12H,3,7-8H2,1-2H3,(H,16,20)(H,18,19)/p-1/t9-,12+/m0/s1/fC14H18N3O4/h16H/q-1 86A193F99EE6CEB7