http://www.sec.gov/Archives/edgar/data/1000275/000114036116089465/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036116089515/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036116089555/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1526113/000114420416139051/v454720_424b5.htm
http://www.sec.gov/Archives/edgar/data/1358071/000119312516791332/d308507d424b2.htm