InChI=1S/C21H31N3O9S/c1-21(2,16(27)7-11-3-4-12(25)8-15(11)26)34-10-14(19(31)23-9-18(29)30)24-17(28)6-5-13(22)20(32)33/h3-4,8,13-14,16,25-27H,5-7,9-10,22H2,1-2H3,(H,23,31)(H,24,28)(H,29,30)(H,32,33)