B33113313132313113313223313331323132313331333133112111113331322133313211   >>    B3311331313231311331322331333132313231333133313311211111333132213331321   <<    B33113313132313113313223313331323132313331333133112111113331322133313213   >>      B33113313132313113313223313331323132313331333133112111113331322133313212   >>