1. Isolation and structural determination: (a) Takahashi, A.; Kurasawa, S.; Ikeda, D.; Okami, Y.; Takeuchi, T. J. Antibiot.1989, 42, 1556–1561. (b) Takahashi, A.; Ikeda, D.; Nakamura, H.; Naganawa, H.; Kurasawa, S.; Okami, Y.; Takeuchi, T.; Itaka, Y. J. Antibiot.1989, 42, 1562–1566. Total synthesis: (c) Kende, A. S.; Liu, K.; Brands, K. M. J. J. Am. Chem. Soc.1995, 117, 10597–10598.
2. Novel marine sponge derived amino acids 13. Additional psammaplin derivatives from Psammaplysilla purpurea
3. Cyclic sulfonamides via the ring-closing metathesis reaction
4. Drug Discovery: A Historical Perspective
5. Camphor as a natural source of chirality in asymmetric synthesis