InChI=1/C16H22N2O5S2/c19-14(17-7-1-2-8-17)12-23-16(20)13-5-3-9-18(11-13)25(21,22)15-6-4-10-24-15/h4,6,10,13H,1-3,5,7-9,11-12H2/t13-/m1/s1 EFDDDE20BA539182