http://www.sec.gov/Archives/edgar/data/811156/000110465919005979/a19-3868_1424b5.htm
http://www.sec.gov/Archives/edgar/data/1419828/000114036119002511/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1126956/000119312519028834/d625548d424b5.htm
http://www.sec.gov/Archives/edgar/data/1763799/000119312519029384/d656418d424b5.htm