Fig. 3. Key 1 H– 1 H in Polyacetylenic caffeoyl amides from Ammodaucus leucotrichus

Fig. 3. Key 1 H– 1 H COSY (blue arrows) and HMBC (red arrows) correlations in compounds 1 and 4. (For interpretation of the references to colour in this figure legend, the reader is referred to the Web version of this article.)