C31232233133313221211113313331333132313331322121111121111331123232131
>>
C3123223313331322121111331333133313231333132212111112111133112323213
<<
C31232233133313221211113313331333132313331322121111121111331123232133
>>
C31232233133313221211113313331333132313331322121111121111331123232132
>>