Natural dolapyrrolidone: Isolation and absolute stereochemistry of a substructure of bioactive peptides. - Murakami, Ayana; Hayashi, Jun‐ichi; Igawa, Kazunobu; Tsutsumi, Miki; Tomooka, Katsuhiko; Nagai, Hiroshi; Nehira, Tatsuo (Chirality, 2020)