C313212111133131211331333133313331333133323121111121111133313232211312121
>>
C31321211113313121133133313331333133313332312111112111113331323221131212
<<
C313212111133131211331333133313331333133323121111121111133313232211312123
>>
C313212111133131211331333133313331333133323121111121111133313232211312122
>>