InChI=1/C13H19N3O3/c1-3-13(12(18)19)4-6-16(7-5-13)11(17)10-8-9(2)14-15-10/h8H,3-7H2,1-2H3,(H,14,15)(H,18,19)/p-1/fC13H18N3O3/h15H/q-1 F7F8E344FCA68B17