InChI=1/C13H18N2O5S/c1-9-4-2-3-5-11(9)14-21(19,20)10-6-7-13(16)12(8-10)15(17)18/h6-9,11,14,16H,2-5H2,1H3/p-1/t9-,11-/m0/s1/fC13H17N2O5S/h16h/q-1 D6992A4ED8303FF0