InChI=1S/C21H35N3O8S/c1-14(26)6-4-2-3-5-7-15(10-11-25)33-13-17(20(30)23-12-19(28)29)24-18(27)9-8-16(22)21(31)32/h3,5,11,14-17,26H,2,4,6-10,12-13,22H2,1H3,(H,23,30)(H,24,27)(H,28,29)(H,31,32)/b5-3-