InChI=1S/C15H16O10/c16-8(13(20)21)5-6-2-1-3-7(4-6)24-15-11(19)9(17)10(18)12(25-15)14(22)23/h1-4,9-12,15,17-19H,5H2,(H,20,21)(H,22,23)