B33113313132313113313223313331323132333132313331312111133133313331333112332121
>>
B3311331313231311331322331333132313233313231333131211113313331333133311233212
<<
B33113313132313113313223313331323132333132313331312111133133313331333112332123
>>
B33113313132313113313223313331323132333132313331312111133133313331333112332122
>>