InChI=1S/C21H29N3O8S/c1-32-15-4-2-13(3-5-15)8-14(10-25)11-33-12-17(20(29)23-9-19(27)28)24-18(26)7-6-16(22)21(30)31/h2-5,10,14,16-17H,6-9,11-12,22H2,1H3,(H,23,29)(H,24,26)(H,27,28)(H,30,31)