InChI=1/C13H17N3O3/c1-9-5-6-10(8-12(9)16(18)19)15-13(17)11-4-2-3-7-14-11/h5-6,8,11,14H,2-4,7H2,1H3,(H,15,17)/p+1/t11-/m1/s1/fC13H18N3O3/h14-15H/q+1 9CF1522D9F9FC0F6