Fig. 1. Structure and assigned absolute configuration (see text) of diplofuranoxin (1) and that of the already known phytotoxic metabolites sphaeropsidins A and C (2 and 3), epi-sphaeropsidone (4) mellein and cis- and trans-4- hydroxy melleins (5–7).Published as part of Masi, Marco, Lecce, Roberta Di, Calice, Umberto, Linaldeddu, Benedetto Teodoro, Maddau, Lucia, Superchi, Stefano & Evidente, Antonio, 2022, Diplofuranoxin, a disubstituted dihydrofuranone, was produced together with sphaeropsidin A and epi-sphaeropsidone by Diplodia subglobosa, an emerging ash (Fraxinus excelsior L.) pathogen in Europe, pp. 1-6 in Phytochemistry (113302) 202 on page 2, DOI: 10.1016/j.phytochem.2022.113302, http://zenodo.org/record/823635