InChI=1/C15H17NO10/c17-8(18)5-16-13(22)6-1-3-7(4-2-6)25-15-11(21)9(19)10(20)12(26-15)14(23)24/h1-4,9-12,15,19-21H,5H2,(H,16,22)(H,17,18)(H,23,24)/t9-,10-,11+,12-,15+/s2