C1111233133313231133133313331333132313231333121111133313113313121121
>>
C111123313331323113313331333133313231323133312111113331311331312112
<<
C1111233133313231133133313331333132313231333121111133313113313121123
>>
C1111233133313231133133313331333132313231333121111133313113313121122
>>