InChI=1S/C23H27N3O7S/c1-3-4-5-6-7-8-9-10-11-19(27)16(2)34-15-18(22(31)25-14-21(29)30)26-20(28)13-12-17(24)23(32)33/h3-5,16-19,27H,1,12-15,24H2,2H3,(H,25,31)(H,26,28)(H,29,30)(H,32,33)/b5-4+