0001104659-04-000243 Sample Contracts

LEASE AGREEMENT
Lease Agreement • January 6th, 2004 • Arena Pharmaceuticals Inc • Pharmaceutical preparations

THIS LEASE AGREEMENT is made as of this 30th day of December, 2003, between ARE-Nancy Ridge No. 3, LLC, a Delaware limited liability company (“Landlord”), and Arena Pharmaceuticals, Inc., a Delaware corporation, (“Tenant”).

PURCHASE AND SALE AGREEMENT AND JOINT ESCROW INSTRUCTIONS December 22, 2003 BY AND BETWEEN
Purchase Agreement • January 6th, 2004 • Arena Pharmaceuticals Inc • Pharmaceutical preparations • California