InChI=1/C21H21NO3/c1-25-15-7-4-6-14(12-15)13-22-19-11-3-2-8-16(19)17-9-5-10-18(20(17)22)21(23)24/h4-7,9-10,12H,2-3,8,11,13H2,1H3,(H,23,24)/p-1/fC21H20NO3/q-1 051C1D07B37C3DEE