B33113313132313113313223313331323133313223313231333133112111113331322231311111   >>    B3311331313231311331322331333132313331322331323133313311211111333132223131111   <<    B33113313132313113313223313331323133313223313231333133112111113331322231311113   >>      B33113313132313113313223313331323133313223313231333133112111113331322231311112   >>