C31232233133313221211113313331333133313113311331333133313121111331311211131131
>>
C3123223313331322121111331333133313331311331133133313331312111133131121113113
<<
C31232233133313221211113313331333133313113311331333133313121111331311211131133
>>
C31232233133313221211113313331333133313113311331333133313121111331311211131132
>>