InChI=1/C21H20O3/c1-14(21(22)23)18-10-8-16(12-15-6-4-3-5-7-15)19-11-9-17(24-2)13-20(18)19/h3-11,13-14H,12H2,1-2H3,(H,22,23)/p-1/t14-/m0/s1/fC21H19O3/q-1 CADF783A03E442E4