InChI=1/C18H24N2O5S/c1-3-5-14-25-15-6-8-16(9-7-15)26(23,24)18(17(21)19-22)10-12-20(4-2)13-11-18/h6-9,22H,4,10-14H2,1-2H3,(H,19,21)/f/h20H/b19-17- BD136A8C3FE922B3