C31321211111333132331211113313331333133313331333133313331333132323133313121211
>>
C3132121111133313233121111331333133313331333133313331333133313232313331312121
<<
C31321211111333132331211113313331333133313331333133313331333132323133313121213
>>
C31321211111333132331211113313331333133313331333133313331333132323133313121212
>>