InChI=1S/C14H12O10S/c15-7-1-6-2-10-12(13(18)11(6)8(16)3-7)9(17)4-14(19,24-10)5-23-25(20,21)22/h1-3,15-16,18-19H,4-5H2,(H,20,21,22)