C31232233133313221211113313331333132313331322121111112121331211
>>
C3123223313331322121111331333133313231333132212111111212133121
<<
C31232233133313221211113313331333132313331322121111112121331213
>>
C31232233133313221211113313331333132313331322121111112121331212
>>