C312322331333132212111133133313331333133312121111331211111121112121
>>
C31232233133313221211113313331333133313331212111133121111112111212
<<
C312322331333132212111133133313331333133312121111331211111121112123
>>
C312322331333132212111133133313331333133312121111331211111121112122
>>