http://www.sec.gov/Archives/edgar/data/1053092/000095010316015593/dp67980_424b2-u1686.htm
http://www.sec.gov/Archives/edgar/data/1053092/000095010316015595/dp67963_424b8-u1686.htm
http://www.sec.gov/Archives/edgar/data/1004434/000104746916015014/a2229485z424b5.htm
http://www.sec.gov/Archives/edgar/data/1550453/000119312516683659/d239257d424b3.htm
http://www.sec.gov/Archives/edgar/data/1594466/000119312516684137/d239683d424b5.htm
http://www.sec.gov/Archives/edgar/data/1358071/000119312516684157/d238177d424b5.htm
http://www.sec.gov/Archives/edgar/data/1630031/000119312516684186/d229220d424b2.htm