C313212111133131211331333133313331333133311233133313311231123221
>>
C31321211113313121133133313331333133313331123313331331123112322
<<
C313212111133131211331333133313331333133311233133313311231123223
>>
C313212111133131211331333133313331333133311233133313311231123222
>>