http://www.sec.gov/Archives/edgar/data/21344/000104746915008023/a2226325z424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036115038395/form424b2.htm
http://www.sec.gov/Archives/edgar/data/70502/000114420415060504/v422675_424b5.htm
http://www.sec.gov/Archives/edgar/data/276328/000119312515351755/d61128d424b2.htm
http://www.sec.gov/Archives/edgar/data/1654861/000119312515352029/d201607d424b5.htm
http://www.sec.gov/Archives/edgar/data/92230/000119312515352057/d19258d424b3.htm
http://www.sec.gov/Archives/edgar/data/1645926/000119312515352155/d945269d424b4.htm