InChI=1/C22H22N2O5/c1-3-15-20(21(27)22(23)28)19-16(24(15)11-14-7-5-4-6-8-14)9-13(2)10-17(19)29-12-18(25)26/h4-10H,3,11-12H2,1-2H3,(H2,23,28)(H,25,26)/p-1/fC22H21N2O5/h23H2/q-1 304A6C39C141B12F