B33113313132313113313223313331323331333132211331323133313133112231   >>    B3311331313231311331322331333132333133313221133132313331313311223   <<    B33113313132313113313223313331323331333132211331323133313133112233   >>      B33113313132313113313223313331323331333132211331323133313133112232   >>