Series A Financing of

$690,000,000

Rule 144A Offering of
1.5% Convertible Notes
Due 2019

License and Development Agreement

has been acquired by affiliates of 

The Carlyle Group

and

Hellman & Friedman

$3,900,000,000

$4,500,000

Series A Preferred Stock
Financing of

$13,155,000


Series D Preferred Stock Financing

$51,750,000

Public Offering