Fig. 2. 1H–1H in Identification of methoxylchalcones produced in response to CuCl treatment and pathogen infection in barley

Fig. 2. 1H–1H COSY correlations (indicated by blue bold line) of 1 (A) and chemical structures of compounds 1–3 (B). (For interpretation of the references to color in this figure legend, the reader is referred to the Web version of this article.)