C313212111133131211331333133313331333133311233133313311231333131213121
>>
C31321211113313121133133313331333133313331123313331331123133313121312
<<
C313212111133131211331333133313331333133311233133313311231333131213123
>>
C313212111133131211331333133313331333133311233133313311231333131213122
>>