http://www.sec.gov/Archives/edgar/data/1511337/000104746914005097/a2220237z424b5.htm
http://www.sec.gov/Archives/edgar/data/318154/000119312514207899/d730416d424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000121465914003817/o520140424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000121465914003822/o519142424b2.htm