InChI=1S/C21H26N4O9S/c22-11(20(31)32)5-6-15(26)25-14(19(30)23-8-16(27)28)9-35-18(17(29)21(33)34)13-7-10-3-1-2-4-12(10)24-13/h1-4,7,11,14,17-18,24,29H,5-6,8-9,22H2,(H,23,30)(H,25,26)(H,27,28)(H,31,32)(H,33,34)