The limonoid, 28-deoxonimbolide, and three protolimonoids, 24S,25-dihydroxy
tirucall-7-en-3-one, 3-oxo-tirucalla-7, 24-dien-21-al and 21,24R-epoxy-25-h
ydroxytirucall-7-en-3-one were isolated from the leaves and bark of Owenia
cepiodora. (C) 1998 Published by Elsevier Science Ltd. All rights reserved.