JOURNAL OF NATURAL PRODUCTS® (LLOYDIA) P u b l i s h e d b y T H E A M E R I C A N SOCIETY O F P H A R M A C O G N O S Y and T H E LLOYD LIBRARY A N D M U S E U M 9 1 7 PLUM STREET, C I N C I N N A T I , O H I O 4 5 2 0 2 Editor
E. R O B B E R S School of Pharmacy and Pharmacal Sciences Purdue University West Lafayette, Indiana 47907
JAMES
Editorial Advisory Board
Associate Editor and Book Review Editor D A V I D G.I.
KINGSTON
L Y N N R. B R A D Y
Department of Chemistry Virginia Polytechnic Institute and State University Blacksburg, Virginia 2 4 0 6 1 Associate Editor J E R R Y L.
MCLAUGHLIN
School of Pharmacy and Pharmacal Sciences Purdue University West Lafayette, Indiana 4 7 9 0 7 Associate Editor RICHARD
G.
POWELL
National Center for Agricultural Utilization Research, USDA, ARS 1815 N o r t h University Street Peoria, Illinois 6 l 6 0 4 Managing
Editor
S U S A N C. S T I T E S C
/O The Lloyd Library 917 Plum Street Cincinnati, Ohio 4 5 2 0 2
G E O R G E R. PETTIT
Seattle, Washington
Tempe, Arizona
J O H N M. C A S S A D Y
J. D A V I D PHILLIPSON
Columbus, Ohio
London, England
CHING-JER C H A N G
PIERRE POTIER
West Lafayette, Indiana
Gif-sur-Yvette, France
G E O F F R E Y A. CORDELL
J O H N P. R O S A Z Z A
Chicago, Illinois
Iowa City, Iowa
R A Y M O N D W.
DOSKOTCH
Columbus, Ohio
USHIO SANKAWA
Tokyo, Japan
N O R M A N R. F A R N S W O R T H
P A U L L. SCHIFF, J R .
Chicago, Illinois
Pittsbutgh, Pennsylvania
WILLIAM FENICAL
MAURICE SHAMMA
La Jolla, California
University Park, Pennsylvania
H E I N Z G. FLOSS
Y U Z U R U SHIMIZU
Seattle, Washington
Kingston, Rhode Island
E D W A R D LEETE
F R A N K R. STERMITZ
Minneapolis, Minnesota
Fort Collins, Colorado
T O M J. M A B R Y
V A R R O E. TYLER
Austin, Texas
West Lafayette, Indiana
M A R V I N H. M A L O N E
ROBERT VERPOORTE
Stockton, Califotnia
Leiden, The Netherlands
KOJI N A K A N I S H I
HILDEBERT WAGNER
New York, New York
Munich, West Germany
S. WILLIAM PELLETIER
Athens, Georgia
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COLUMBUS,
Date of Issue—February 3 , 1 9 9 2
O H I O
43215