B33113313132313113313223313331323133313223313231333133112111111331223323131   >>    B3311331313231311331322331333132313331322331323133313311211111133122332313   <<    B33113313132313113313223313331323133313223313231333133112111111331223323133   >>      B33113313132313113313223313331323133313223313231333133112111111331223323132   >>