InChI=1/C18H24N2O4S2/c1-18(2,3)14-4-8-16(9-5-14)25(21,22)13-12-20-15-6-10-17(11-7-15)26(19,23)24/h4-11,20H,12-13H2,1-3H3,(H2,19,23,24)/f/h19H2 BE414A0260CFE0BD