Fig. 2 in Argyrotoxins A-C, a trisubstituted dihydroisobenzofuranone, a tetrasubstituted 2-hydroxyethylbenzamide and a tetrasubstitutedphenyl trisubstitutedbutyl ether produced by Alternaria argyroxiphii, the causal agent of leaf spot on African mahogany trees (Khaya senegalensis)

Fig. 2. Biphenyl probes for the absolute configuration determination to chiral acids by ECD. L = largest group, M = medium size group, S = smallest group.