C313212111133131211331333133313331211113313113313311232233112121
>>
C31321211113313121133133313331333121111331311331331123223311212
<<
C313212111133131211331333133313331211113313113313311232233112123
>>
C313212111133131211331333133313331211113313113313311232233112122
>>