InChI=1/C22H20O3/c1-2-21(15-3-9-18(23)10-4-15)22(16-5-11-19(24)12-6-16)17-7-13-20(25)14-8-17/h3-14,23-25H,2H2,1H3 F55FD1EE96707CB1