InChI=1/C20H23N2O5P/c21-20(23)11-16-14-22(13-15-5-2-1-3-6-15)19-8-7-17(12-18(16)19)27-9-4-10-28(24,25)26/h1-3,5-8,12,14H,4,9-11,13H2,(H2,21,23)(H2,24,25,26)/p-2/fC20H21N2O5P/h21H2/q-2 12FFB98648B3D90B