http://www.sec.gov/Archives/edgar/data/38009/000104746916011142/a2227779z424b3.htm
http://www.sec.gov/Archives/edgar/data/1290098/000114420416088229/v434315_424b5.htm
http://www.sec.gov/Archives/edgar/data/814453/000119312516505386/d158952d424b5.htm