InChI=1/C23H20O3/c1-25-21-14-10-20(11-15-21)23(24)16-9-18-7-12-22(13-8-18)26-17-19-5-3-2-4-6-19/h2-16H,17H2,1H3/b16-9+ F0B8D28154B3DAD1