InChI=1/C16H20N2O5S/c19-9-13-16(21)15(20)12(18-13)8-17-24(22,23)14-7-3-5-10-4-1-2-6-11(10)14/h1-7,12-13,15-21H,8-9H2/p+1/t12-,13-,15+,16+/m1/s1/fC16H21N2O5S/h18H/q+1 466EB4262688FFBD