InChI=1/C13H19N3O3/c1-2-3-13(12(18)19)4-6-16(7-5-13)11(17)10-8-14-15-9-10/h8-9H,2-7H2,1H3,(H,14,15)(H,18,19)/p-1/fC13H18N3O3/h14H/q-1 B1DE251146EDAF93