InChI=1/C22H20N2O3/c1-4-18-17(13-23)20(21(22(25)26)24(18)2)15-11-9-14(10-12-15)16-7-5-6-8-19(16)27-3/h5-12H,4H2,1-3H3,(H,25,26)/p-1/fC22H19N2O3/q-1 B0C70C3C9FA77AF1