C31232233133313221211113313331333131211113313231333133323222121
>>
C3123223313331322121111331333133313121111331323133313332322212
<<
C31232233133313221211113313331333131211113313231333133323222123
>>
C31232233133313221211113313331333131211113313231333133323222122
>>