B33113313132313113313223313331323133313231313232233132313231323133313123232321   >>    B3311331313231311331322331333132313331323131323223313231323132313331312323232   <<    B33113313132313113313223313331323133313231313232233132313231323133313123232323   >>      B33113313132313113313223313331323133313231313232233132313231323133313123232322   >>