Standard InChI: InChI=1S/C33H30O10S/c1-18-23(43-44(35,36)37)16-25-27(30(18)39-3)29-28-26(42-33(41-25,32(29)34)20-12-8-5-9-13-20)17-24(38-2)21-14-15-22(40-31(21)28)19-10-6-4-7-11-19/h4-13,16-17,22,29,32,34H,14-15H2,1-3H3,(H,35,36,37)/t22-,29+,32+,33-/m0/s1
1.Toh ZS, Wang H, Yip YM, Lu Y, Lim BJ, Zhang D, Huang D.. (2015) Phenolic group on A-ring is key for dracoflavan B as a selective noncompetitive inhibitor of α-amylase., 23 (24):[PMID:26631440][10.1016/j.bmc.2015.11.008]