C31232233133313221211113313331333133313331212111133133313331311221123131
>>
C3123223313331322121111331333133313331333121211113313331333131122112313
<<
C31232233133313221211113313331333133313331212111133133313331311221123133
>>
C31232233133313221211113313331333133313331212111133133313331311221123132
>>