InChI=1S/C21H20O14S/c22-6-14-17(27)18(28)19(29)21(34-14)16-13(35-36(30,31)32)5-11(26)15-10(25)4-12(33-20(15)16)7-1-2-8(23)9(24)3-7/h1-5,14,17-19,21-24,26-29H,6H2,(H,30,31,32)/t14-,17-,18+,19-,21+/m1/s1