InChI=1S/C7H15NO3.C4H6O4/c1-8(2,3)5-6(9)4-7(10)11;5-3(6)1-2-4(7)8/h6,9H,4-5H2,1-3H3;1-2H2,(H,5,6)(H,7,8)/p-1/t6-;/m1./s1