InChI=1/C13H18N2O5S/c1-9-6-7-10(15(17)18)8-13(9)21(19,20)14-11-4-2-3-5-12(11)16/h6-8,11-12,14,16H,2-5H2,1H3/t11-,12-/m1/s1 D911F0FC4CA87861