title: The structures of five new didehydropeptides related to neoechinulin, isolated from Aspergillus amstelodami.
mesh_terms: D001230:Aspergillus / Q000378:metabolism*; D055598:Chemical Phenomena; D002621:Chemistry; D009842:Oligopeptides / Q000302:isolation & purification*
chemical_list: D009842:Oligopeptides