InChI=1/C13H13N3O2/c1-8(15-18)11-7-16-6-5-14-13(17)10-4-2-3-9(11)12(10)16/h2-4,7,18H,5-6H2,1H3,(H,14,17)/b15-8+/f/h14H 19808449012F4476