C31232233133313221211113313331333132313331322121111331311211123131
>>
C3123223313331322121111331333133313231333132212111133131121112313
<<
C31232233133313221211113313331333132313331322121111331311211123133
>>
C31232233133313221211113313331333132313331322121111331311211123132
>>