InChI=1/C22H28N2O8S/c1-13-5-7-15(8-6-13)33(31,32)12-23-21(30)20(24(18(29)11-25)22(2,3)4)19-16(27)9-14(26)10-17(19)28/h5-10,20,25-28H,11-12H2,1-4H3,(H,23,30)/t20-/m0/s1/f/h23H 51EFF378BAAF9606