InChI=1/C13H17N3O2/c1-8-9(4-2-5-10(8)14)12(17)16-11-6-3-7-15-13(11)18/h2,4-5,11H,3,6-7,14H2,1H3,(H,15,18)(H,16,17)/t11-/m0/s1/f/h15-16H 688B79B146FC48EB