Standard InChI: InChI=1S/C40H34O8/c1-23-29(46-39(42)25-15-9-5-10-16-25)21-31-33(36(23)44-3)35-34-32(48-40(47-31,38(35)41)26-17-11-6-12-18-26)22-30(43-2)27-19-20-28(45-37(27)34)24-13-7-4-8-14-24/h4-18,21-22,28,35,38,41H,19-20H2,1-3H3/t28-,35+,38+,40-/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]