InChI=1/C18H21N2O5P/c1-24-15-7-9-16(10-8-15)26(23,25-2)20-12-14-6-4-3-5-13(14)11-17(20)18(21)19-22/h3-10,17,22H,11-12H2,1-2H3,(H,19,21)/t17-,26-/m1/s1/f/h19H 9DB9A7FADC1D6DA8