InChI=1/C21H19NO9/c23-14-12-9(6-10-18(14)30-7-29-10)11-13(22-20(12)27)15(24)16(25)17(26)19(11)31-21(28)8-4-2-1-3-5-8/h1-6,11,13,15-17,19,23-26H,7H2,(H,22,27)/t11-,13-,15+,16+,17-,19-/m1/s1/f/h22H B421A746356DB203