PREFACE This report contains a summary of the data compiled during the evaluation of the test compound. The report is organized to present the results in a concise and ' easily interpretable manner. The first part contains items I-IX. Items I-IV provide Sponsor and test article identification information@ type of assay@ and the protocol reference number. Item V provides the initiation and completion dates of the study. Item VI identifies the supervisory personnel. Item VII indicates the tables and/or figures containing the test results. The interpretation of the results is in Item VIII. Item IX provides the conclusion and evolution. The second part of the report describes the study design@ which includes the materials and procedures employed in conducting the assay. This part of the report also contains evaluation criteria used by the study director@ and any appendices. All test and control results presented in this report are supported by raw data which are permanently maintained in the files of the Department of Molecular Toxicology or in the archives of Litton Bionetics@ Inc.@ 5516 Nicholson Lane@ Kensington@ Maryland 20895. Copies of the raw data will be supplied to the Sponsor upon request. The described study was performed in accordance with Good Laboratory Practice regulations except if noted to the contrary. To the best of the signer's knowledge there were no significant deviations from the Good Laboratory Practice regulations which affected the quality or integrity of the study.