InChI=1/C21H21NO3/c1-25-19-12-5-2-7-14(19)13-22-18-11-4-3-8-15(18)16-9-6-10-17(20(16)22)21(23)24/h2,5-7,9-10,12H,3-4,8,11,13H2,1H3,(H,23,24)/p-1/fC21H20NO3/q-1 91C42C2EB63F28C7