B33113313132313113313223313331323132333132313331312111133132322133313223311   >>    B3311331313231311331322331333132313233313231333131211113313232213331322331   <<    B33113313132313113313223313331323132333132313331312111133132322133313223313   >>      B33113313132313113313223313331323132333132313331312111133132322133313223312   >>