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