B33113313132313113313223313331323133313233313121111331323133313331333121312231
>>
B3311331313231311331322331333132313331323331312111133132313331333133312131223
<<
B33113313132313113313223313331323133313233313121111331323133313331333121312233
>>
B33113313132313113313223313331323133313233313121111331323133313331333121312232
>>