C31232233133313221211113313331333132313331322121111133313113313232222131
>>
C3123223313331322121111331333133313231333132212111113331311331323222213
<<
C31232233133313221211113313331333132313331322121111133313113313232222133
>>
C31232233133313221211113313331333132313331322121111133313113313232222132
>>