B33113313132313113313223313331323133313223313231333133313332312112331   >>    B3311331313231311331322331333132313331322331323133313331333231211233   <<    B33113313132313113313223313331323133313223313231333133313332312112333   >>      B33113313132313113313223313331323133313223313231333133313332312112332   >>