C31321211111333132331211113313331333133313121211111121213232321
>>
C3132121111133313233121111331333133313331312121111112121323232
<<
C31321211111333132331211113313331333133313121211111121213232323
>>
C31321211111333132331211113313331333133313121211111121213232322
>>