InChI=1/C14H16N2O2/c1-10-4-2-5-11(8-10)12(9-15)16-14(17)13-6-3-7-18-13/h2,4-5,8,12-13H,3,6-7H2,1H3,(H,16,17)/t12-,13-/m1/s1/f/h17H D3CBD29732017DA1