http://www.sec.gov/Archives/edgar/data/1760542/000104746919002394/a2238525z424b4.htm
http://www.sec.gov/Archives/edgar/data/70858/000119312519111481/d735564d424b5.htm
http://www.sec.gov/Archives/edgar/data/727920/000119312519112276/d617562d424b3.txt
http://www.sec.gov/Archives/edgar/data/1745797/000119312519112366/d588341d424b4.htm
http://www.sec.gov/Archives/edgar/data/1161154/000119312519112378/d703448d424b5.htm
http://www.sec.gov/Archives/edgar/data/78128/000155278119000181/e19218_wtr-424b5.htm
http://www.sec.gov/Archives/edgar/data/78128/000155278119000182/e19219_wtr-424b5.htm