B33113313132313113313223313331323133313223313231333133313112221123331   >>    B3311331313231311331322331333132313331322331323133313331311222112333   <<    B33113313132313113313223313331323133313223313231333133313112221123333   >>      B33113313132313113313223313331323133313223313231333133313112221123332   >>