Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) VANWAGENEN B. C.,"Ulosantoin, a potent insecticide from the sponge Ulosa ruetzleri",J. Org. Chem.,,,1993,58,,335-337,https://cir.nii.ac.jp/crid/1573387451493303168,