InChI=1/C13H17N3O3/c1-9-8-11(2-3-12(9)16(18)19)15-13(17)10-4-6-14-7-5-10/h2-3,8,10,14H,4-7H2,1H3,(H,15,17)/p+1/fC13H18N3O3/h14-15H/q+1 11817439F56C8EEE