C3132121111133313233121111331333133313331333121211113313123112121
>>
C313212111113331323312111133133313331333133312121111331312311212
<<
C3132121111133313233121111331333133313331333121211113313123112123
>>
C3132121111133313233121111331333133313331333121211113313123112122
>>