InChI=1S/2C6H9O9P.3Mg/c2*7-1-2(8)4-3(9)5(6(10)14-4)15-16(11,12)13;;;/h2*2,4,7-9H,1H2,(H2,11,12,13);;;/q;;3*+2/p-6/t2*2-,4+;;;/m00.../s1