http://www.sec.gov/Archives/edgar/data/788816/000104746916012343/a2228335z424b2.htm
http://www.sec.gov/Archives/edgar/data/1000275/000114036116061523/form424b2.htm
http://www.sec.gov/Archives/edgar/data/831001/000119312516546118/d177845d424b2.htm
http://www.sec.gov/Archives/edgar/data/727920/000119312516546541/d104911d424b3.txt