InChI=1/C16H23N2O5P/c1-12(15(19)18-10-5-8-14(18)16(20)21)17-24(22,23)11-9-13-6-3-2-4-7-13/h2-4,6-7,12,14H,5,8-11H2,1H3,(H,20,21)(H2,17,22,23)/p-2/t12-,14+/m0/s1/fC16H21N2O5P/h17H/q-2 C91A5F9ADCD9301C