http://www.sec.gov/Archives/edgar/data/1000275/000114036117039130/form424b2.htm
http://www.sec.gov/Archives/edgar/data/10254/000119312517315370/d476308d424b5.htm
http://www.sec.gov/Archives/edgar/data/886982/000119312517315391/d477727d424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000121465917006135/d1020170424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000121465917006136/c1020170424b2.htm