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5-hydroxytryptamine-derived alkaloids from two marine sponges of the genus Hyrtios.
Indonesian specimens of the marine sponges Hyrtios erectus and H. reticulatus were found to contain 5-hydroxytryptamine-derived alkaloids. Their structures were determined on the basis of theirExpand
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5-Hydroxytryptamine-Derived Alkaloids from Two Marine Sponges of the Genus Hyrtios
Indonesian specimens of the marine sponges Hyrtios erectus and H. reticulatus were found to contain 5-hydroxytryptamine-derived alkaloids. Their structures were determined on the basis of theirExpand
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New sesquiterpene/quinones from two sponges of the genus Hyrtios.
Two sponges of the genus Hyrtios have been found to contain new sesquiterpene/quinones identified by detailed spectroscopic analysis. Four new compounds with a 4,9-friedodrim-3-ene skeletonExpand
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(2R,3R,7Z)-2-Aminotetradec-7-ene-1,3-diol, a new amino alcohol from the caribbean sponge Haliclona vansoesti.
The Caribbean marine sponge Haliclona vansoesti was found to contain a high amount (5% dry wt) of a new analogue of 4-sphingenine, (2R,3R, 7Z)-2-aminotetradec-7-ene-1,3-diol (1). Its structure wasExpand
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New terpenoids from two Indonesian marine sponges
A C16 norsesterterpenoid (euplectellodiol, 1) and a norditerpenoid (2) have been isolated from the marine sponges Mycale euplectelloides and Diacarnus megaspinorhabdosa, respectively. TheirExpand
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New calamenene sesquiterpenes from Tarenna madagascariensis
Four calamenene sequiterpenes, (+)-(7R,10S)-15-hydroxycalamenene (3), (+)-(7R,10S)-2,15-dihydroxycalamenene (4), (+)-(7R,10S)-2-hydroxy-15-calamenal (5), (+)-(7R,10S)-15-calamenal (6), along with theExpand
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