InChI=1S/C18H21O8P.C4H11NO3/c1-22-14-8-7-12(9-15(14)26-27(19,20)21)5-6-13-10-16(23-2)18(25-4)17(11-13)24-3;5-4(1-6,2-7)3-8/h5-11H,1-4H3,(H2,19,20,21);6-8H,1-3,5H2/b6-5-;