InChI=1/C13H17N3O3/c1-9-3-4-10(11(7-9)16(18)19)15-12(17)13(2)5-6-14-8-13/h3-4,7,14H,5-6,8H2,1-2H3,(H,15,17)/p+1/t13-/m1/s1/fC13H18N3O3/h14-15H/q+1 D1DFC912E3B0EBE5