B33113313132313113313223313331323132313331313232233132322112332311   >>    B3311331313231311331322331333132313231333131323223313232211233231   <<    B33113313132313113313223313331323132313331313232233132322112332313   >>      B33113313132313113313223313331323132313331313232233132322112332312   >>