@article{oai:kanazawa-u.repo.nii.ac.jp:00014772, author = {Ohba, Masashi and Tashiro, Takahiro}, issue = {7}, journal = {Heterocycles}, month = {Jan}, pages = {1235--1238}, title = {Preparatory Study for the Synthesis of the Marine Sponge Alkaloids Asmarines A-F: Synthesis of Their Heterocyclic Portions}, volume = {57}, year = {2002} }