InChI=1/C12H16N2O3/c1-14-4-2-10(6-11(14)15)12(16)13-7-9-3-5-17-8-9/h2,4,6,9H,3,5,7-8H2,1H3,(H,13,16)/t9-/m1/s1/f/h13H E481F18023B26EB3