http://www.sec.gov/Archives/edgar/data/1642081/000119312515340382/d917185d424b4.htm
http://www.sec.gov/Archives/edgar/data/1379661/000119312515340411/d37209d424b5.htm
http://www.sec.gov/Archives/edgar/data/1550369/000121465915007062/n107150424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000121465915007065/b107150424b2.htm
http://www.sec.gov/Archives/edgar/data/879101/000139843215000351/i12812.htm
http://www.sec.gov/Archives/edgar/data/1538217/000155335015001050/scri_424b.htm