B33113313132313113313223313331323132313331333133112111113331333132211311   >>    B3311331313231311331322331333132313231333133313311211111333133313221131   <<    B33113313132313113313223313331323132313331333133112111113331333132211313   >>      B33113313132313113313223313331323132313331333133112111113331333132211312   >>