http://www.sec.gov/Archives/edgar/data/821533/000104746917003603/a2232246z424b5.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117022093/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1671933/000119312517180455/d358104d424b4.htm
http://www.sec.gov/Archives/edgar/data/1679688/000119312517180594/d392180d424b5.htm
http://www.sec.gov/Archives/edgar/data/1614965/000119312517181768/d390520d424b3.htm
http://www.sec.gov/Archives/edgar/data/100493/000119312517181837/d358219d424b5.htm