InChI=1/C18H21N2O4P/c1-2-24-25(23,16-10-4-3-5-11-16)20-13-15-9-7-6-8-14(15)12-17(20)18(21)19-22/h3-11,17,22H,2,12-13H2,1H3,(H,19,21)/t17-,25-/m1/s1/f/h19H F583A4E560ED83A6