InChI=1/C13H17N3O3/c1-19-8-5-11(13(17)18)16(6-8)12-9-3-2-4-10(9)14-7-15-12/h7-8,11H,2-6H2,1H3,(H,17,18)/t8-,11+/m0/s1/f/h14H C452660B74D1602D