InChI=1S/C9H15N2O5.Hg.H2O/c1-6(16-2)5-10-9(15)11-7(12)3-4-8(13)14;;/h6H,1,3-5H2,2H3,(H,13,14)(H2,10,11,12,15);;1H2/q;+1;/p-1