InChI=1S/C15H15NO3.Na.2H2O/c1-10-3-5-11(6-4-10)15(19)13-8-7-12(16(13)2)9-14(17)18;;;/h3-8H,9H2,1-2H3,(H,17,18);;2*1H2/q;+1;;/p-1