http://www.sec.gov/Archives/edgar/data/1518832/000104746918003685/a2235673z424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036118023047/form424b2.htm
http://www.sec.gov/Archives/edgar/data/834071/000114420418027544/tv493882_424b2.htm
http://www.sec.gov/Archives/edgar/data/834071/000114420418027547/tv493883_424b2.htm
http://www.sec.gov/Archives/edgar/data/1333986/000119312518160394/d334112d424b4.htm
http://www.sec.gov/Archives/edgar/data/922869/000119312518160843/d582255d424b5.htm
http://www.sec.gov/Archives/edgar/data/1723128/000119312518160860/d584551d424b3.htm