C31232233133313221211113313331333132313331322121111133211312121
>>
C3123223313331322121111331333133313231333132212111113321131212
<<
C31232233133313221211113313331333132313331322121111133211312123
>>
C31232233133313221211113313331333132313331322121111133211312122
>>