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,16,28-trihydroxy-(3β,15α,16α,22α)-olean-12ene, was extracted from the seeds of the fish-poisoning plant, Barringtonia asiatica. This compound, whose structure was determined by HR-FAB-MS and NMR spectroscopy, demonstrated significant piscicidal activity in a model assay.doi:10.3998/ark.5550190.0004.d14 fatcat:2dyv4xcpzfg3rf4lqvudr67qz4