InChI=1S/C16H14O11S/c17-9-6-24-16(11(19)14(9)27-28(20,21)22)26-15-12-8(3-4-23-12)5-7-1-2-10(18)25-13(7)15/h1-5,9,11,14,16-17,19H,6H2,(H,20,21,22)