B331133131323131133132233133313231333132333131211113313231333121111113121121
>>
B33113313132313113313223313331323133313233313121111331323133312111111312112
<<
B331133131323131133132233133313231333132333131211113313231333121111113121123
>>
B331133131323131133132233133313231333132333131211113313231333121111113121122
>>