InChI=1S/C16H17NO12/c18-6-1-4-5(2-7(6)19)17-15(26)16(4,27)3-8(20)28-14-11(23)9(21)10(22)12(29-14)13(24)25/h1-2,9-12,14,18-19,21-23,27H,3H2,(H,17,26)(H,24,25)