and THE CHASE MANHATTAN BANK as Trustee INDENTUREIndenture • May 10th, 2000 • Alexion Pharmaceuticals Inc • Pharmaceutical preparations • New York
Exhibit 4.2 THIS SECURITY (OR ITS PREDECESSOR) WAS ORIGINALLY ISSUED IN A TRANSACTION EXEMPT FROM REGISTRATION UNDER THE UNITED STATES SECURITIES ACT OF 1933 (THE "SECURITIES ACT"), AND THIS SECURITY AND THE SHARES OF COMMON STOCK ISSUABLE UPON...Security Agreement • May 10th, 2000 • Alexion Pharmaceuticals Inc • Pharmaceutical preparations
