B33113313132313113313223313331323133313223313231333133112111133133313121331   >>    B3311331313231311331322331333132313331322331323133313311211113313331312133   <<    B33113313132313113313223313331323133313223313231333133112111133133313121333   >>      B33113313132313113313223313331323133313223313231333133112111133133313121332   >>