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