B33113313132313113313223313331323132333132333131323331333131323132311111
>>
B3311331313231311331322331333132313233313233313132333133313132313231111
<<
B33113313132313113313223313331323132333132333131323331333131323132311113
>>
B33113313132313113313223313331323132333132333131323331333131323132311112
>>