InChI=1/C14H17N3O2/c1-10-4-5-13(18)12(8-10)14(19)16-11(2)9-17-7-3-6-15-17/h3-8,11,18H,9H2,1-2H3,(H,16,19)/t11-/m1/s1/f/h16H C1EE12E668B11434