InChI=1S/C11H23N2O9P/c12-7(11(17)18)3-1-2-4-13-5-8(15)10(9(16)6-14)22-23(19,20)21/h7,9-10,13-14,16H,1-6,12H2,(H,17,18)(H2,19,20,21)/p-1/t7-,9+,10-/m0/s1