InChI=1/C16H14N2O2/c1-11-7-5-6-10-13(11)16(12-8-3-2-4-9-12)14(19)17-15(20)18-16/h2-10H,1H3,(H2,17,18,19,20)/t16-/m1/s1/f/h17-18H 6425FEC060A95AA4