B33113313132313113313223313331323133313223313231333133313111121133132322311111   >>    B3311331313231311331322331333132313331322331323133313331311112113313232231111   <<    B33113313132313113313223313331323133313223313231333133313111121133132322311113   >>      B33113313132313113313223313331323133313223313231333133313111121133132322311112   >>