1. Murai, F. et al, Phytochemistry, 1985, 24, 2329.
2. Kocsis, A. et al, J. Nat. Prod. (Lloydia) 1993, 56, 1486 (Laciniatoside II)
3. Kuroda, M. et al, Tetrahedron Lett., 1993, 34, 6073 (isol, pmr, cmr)
4. Appendino, G. et. al, J. Chem. Soc., Perkin Trans, 1, 1993, 1563 (isol, pmr, cmr)
5. Zhang, C.P. et al, Acta Pharm. Sin. 1993, 28, 110 (isol, pmr, cmr)