C313212111133131211331333133313331211113313113321133133313331311331322121111211
>>
C31321211113313121133133313331333121111331311332113313331333131133132212111121
<<
C313212111133131211331333133313331211113313113321133133313331311331322121111213
>>
C313212111133131211331333133313331211113313113321133133313331311331322121111212
>>