C31232233133313221211113313331333132313331322121133132322121221
>>
C3123223313331322121111331333133313231333132212113313232212122
<<
C31232233133313221211113313331333132313331322121133132322121223
>>
C31232233133313221211113313331333132313331322121133132322121222
>>