InChI=1/C21H21NO5/c23-21(24)11-15-3-2-14-10-17(6-7-19(14)15)25-8-1-9-26-18-5-4-16-13-22-27-20(16)12-18/h4-7,10,12-13,15H,1-3,8-9,11H2,(H,23,24)/p-1/t15-/m0/s1/fC21H20NO5/q-1 67575588D60FF395