InChI=1S/C20H24N4O9S/c21-12(20(30)31)5-7-16(26)23-13(19(29)22-8-17(27)28)9-34-18-11-2-1-3-14(24(32)33)10(11)4-6-15(18)25/h1-4,6,12-13,15,18,25H,5,7-9,21H2,(H,22,29)(H,23,26)(H,27,28)(H,30,31)/t12-,13-,15?,18?/m0/s1