B331133131323131133132233133313231333132333121111331323133313113313331123223321
>>
B33113313132313113313223313331323133313233312111133132313331311331333112322332
<<
B331133131323131133132233133313231333132333121111331323133313113313331123223323
>>
B331133131323131133132233133313231333132333121111331323133313113313331123223322
>>