InChI=1/C14H16N2O2/c1-10-5-2-3-6-11(10)12(9-15)16-14(17)13-7-4-8-18-13/h2-3,5-6,12-13H,4,7-8H2,1H3,(H,16,17)/t12-,13-/m1/s1/f/h17H 27B767ACF7A1F6AF