NPC Natural Product Communications EDITOR-IN-CHIEF DR PAWAN K AGRAWAI ADVISORY BOARD 963.And EDITORS and f A.A.Ledie ALBERTO MARCO Prof, 好 HIRO MIMAKI f.Jera roE.M HIRO TEZUKA n-Kyu Le Prof.Hiromitsu Takayam INFORMATION FOR AUTHORS Authors hINFORMATION FOR AUTHORS Full details of how to submit a manuscript for publication in Natural Product Communications are given in Information for Authors on our Web site http://www.naturalproduct.us. Authors may reproduce/republish portions of their published contribution without seeking permission from NPC, provided that any such republication is accompanied by an acknowledgment (original citation)-Reproduced by permission of Natural Product Communications. Any unauthorized reproduction, transmission or storage may result in either civil or criminal liability. The publication of each of the articles contained herein is protected by copyright. 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Claims for nonreceipt of issues will be honored if made within three months of publication of the issue. All issues are dispatched by airmail throughout the world, excluding the USA and Canada. NPC Natural Product Communications EDITOR-IN-CHIEF DR. PAWAN K AGRAWAL Natural Product Inc. 7963, Anderson Park Lane, Westerville, Ohio, 43081 USA agrawal@naturalproduct.us EDITORS PROFESSOR GERALD BLUNDEN The School of Pharmacy & Biomedical Sciences, University of Portsmouth, Portsmouth, PO1 2DT U.K. gands@ surefish.co.uk PROFESSOR ALESSANDRA BRACA Dipartimento di Chimica Bioorganicae Biofarmacia, Universita di Pisa, via Bonanno 33, 56126 Pisa, Italy Email: braca@farm.unipi.it PROFESSOR DEAN GUO State Key Laboratory of Natural and Biomimetic Drugs, Shool of Pharmaceutcal Sciences, Peking University, Beijing 100083, China gda5958@163.com PROFESSOR ERNST HASLINGER Institute of Pharmaceutical Chemistry, University of Graz, A-8010 Graz, Austria Ernst.Haslinger@uni-graz.at PROFESSOR J. ALBERTO MARCO Departamento de Quimica Organica, Universidade de Valencia, E-46100 Burjassot, Valencia, Spain alberto.marco@uv.es PROFESSOR YOSHIHIRO MIMAKI School of Pharmacy, Tokyo University of Pharmacy and Life Sciences, Horinouchi 1432-1, Hachioji, Tokyo 192-0392, Japan mimakiy@ps.toyaku.ac.jp PROFESSOR M. G. REINECKE Deapartment of Chemistry, Texas Christian University, Forts Worth, TX 76129, USA m.reinecke@tcu.edu PROFESSOR YASUHIRO TEZUKA Institute of Natural medicine Toyama Medical and Pharmaceutical University, 2630-Sugitani, Toyama 930-0194, Japan tezuka@ms.toyama-mpu.ac.jp ADVISORY BOARD Prof. Oyvind Andersen Bergen, Norway Prof. Bruno Botta Roma, Italy Prof. Carlos Cerda-Garcia-Rojas Mexico city, Mexico Prof. Ioanna Chinou Athens, Greece Prof. Josep Coll Barcelona, Spain Prof. Geoffrey Cordell Chicago, IL, USA Prof. Samuel Danishefsky New York, NY, USA Dr. Biswanath Das Hyderabad, India Prof. Daneel Ferreira Mississippi, MS, USA Prof. A.A. Leslie Gunatilika Tucson, AZ, USA Prof. Stephen Hanessian Montreal, Canada Prof. Michael Heinrich London, UK Prof. Kurt Hostettmann Lausanne, Switzerland Prof. Martin A. Iglesias Arteaga Mexico, D. F, Mexico Prof. Norbert De Kimpe Gent, Belgium Prof. Jerzy Jaroszewski Copenhagen, Denmark Prof. Teodoro Kaufman Rosario, Argentina Prof. Marie Lacaille-Dubois Dijon, France Prof. Hartmut Laatsch Gottingen, Germany Prof. Hyeong-Kyu Lee Daejeon, Korea Prof. Shoei-Sheng Lee Taipei, Taiwan Prof. Chun-Nan Lin Kaohsiung, china Prof. Francisco Macias Cadiz, Spain Prof. Anita Marsaioli Campinas, Brazil Prof. Rachel Mata Mexico D. F., Mexico Prof. Imre Mathe Szeged, Hungary Prof. Joseph Michael Johannesburg, South Africa Prof. Virinder Parmar Delhi, India Prof. Luc Pieters Antwerp, Belgium Prof. Peter Proksch Düsseldorf, Germany Prof. Stephen Pyne Wollongong, Australia Prof. William Reynolds Toronto, Canada Prof. Raffaele Riccio Salerno, Italy Prof. Ricardo Riguera Santiago de Compostela, Spain Prof. Satyajit Sarker Coleraine, UK Prof. Monique Simmonds Richmond, UK Prof. Valentin Stonik Vladivostok, Russia Prof. Hermann Stuppner Innsbruck, Austria Prof. Apichart Suksamrarn Bangkock, Thailand Prof. Hiromitsu Takayama Chiba, Japan Prof. Paul Wender Stanford, USA