B33113313132313113313223313331323133313223313231333133313113313331311311112331   >>    B3311331313231311331322331333132313331322331323133313331311331333131131111233   <<    B33113313132313113313223313331323133313223313231333133313113313331311311112333   >>      B33113313132313113313223313331323133313223313231333133313113313331311311112332   >>