InChI=1/C14H15N3O3/c1-8(2)13(19)16-17-14(20)10-7-15-11-6-4-3-5-9(11)12(10)18/h3-8H,1-2H3,(H,15,18)(H,16,19)(H,17,20)/f/h15-17H C5489B455EE0A220