B33113313132313113313223313331323133313113311331333132313231323223313123231   >>    B3311331313231311331322331333132313331311331133133313231323132322331312323   <<    B33113313132313113313223313331323133313113311331333132313231323223313123233   >>      B33113313132313113313223313331323133313113311331333132313231323223313123232   >>