http://www.sec.gov/Archives/edgar/data/834071/000095010317011495/dp83224_424b2-mtn1141.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117043688/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036117043700/form424b2.htm
http://www.sec.gov/Archives/edgar/data/1045450/000119312517349482/d495136d424b5.htm
http://www.sec.gov/Archives/edgar/data/276328/000119312517350514/d502023d424b2.htm
http://www.sec.gov/Archives/edgar/data/1383149/000119312517350538/d495695d424b3.htm
http://www.sec.gov/Archives/edgar/data/1354730/000119312517350541/d496988d424b3.htm
http://www.sec.gov/Archives/edgar/data/1383151/000119312517350548/d495858d424b3.htm
http://www.sec.gov/Archives/edgar/data/1383082/000119312517350558/d500195d424b3.htm
http://www.sec.gov/Archives/edgar/data/1328237/000119312517350572/d500201d424b3.htm
http://www.sec.gov/Archives/edgar/data/885721/000119312517350581/d483480d424b5.htm