C313212111133131211331333133313121111331322312111133132213112111
>>
C31321211113313121133133313331312111133132231211113313221311211
<<
C313212111133131211331333133313121111331322312111133132213112113
>>
C313212111133131211331333133313121111331322312111133132213112112
>>