B33113313132313113313223313331323133313223313231333133321222131   >>    B3311331313231311331322331333132313331322331323133313332122213   <<    B33113313132313113313223313331323133313223313231333133321222133   >>      B33113313132313113313223313331323133313223313231333133321222132   >>