EXHIBIT 10.723 DEBENTURE PURCHASE AGREEMENT DEBENTURE PURCHASE AGREEMENT dated as of June 22, 1990 by and between CHIRON CORPORATION, a corporation organized and existing under the laws of the State of Delaware ("Seller"), and CIBA- GEIGY, LIMITED, a...Debenture Purchase Agreement • March 16th, 1999 • Chiron Corp • Pharmaceutical preparations • Delaware
and THE FIRST NATIONAL BANK OF BOSTON Trustee INDENTURE Dated as of November 15, 1993 1.90% Convertible Subordinated Notes due 2000 TABLE OF CONTENTS*Indenture • March 16th, 1999 • Chiron Corp • Pharmaceutical preparations • New York
EXHIBIT 10.203 CONFIDENTIAL TREATMENT REGULATORY FILING, DEVELOPMENT AND SUPPLY AGREEMENTDevelopment and Supply Agreement • March 16th, 1999 • Chiron Corp • Pharmaceutical preparations • California
CONFIDENTIAL TREATMENT [LETTERHEAD]Regulatory Filing, Development and Supply Agreement • March 16th, 1999 • Chiron Corp • Pharmaceutical preparations
