C313212111133131211331333133313121111331323221231211111211113313232121111
>>
C31321211113313121133133313331312111133132322123121111121111331323212111
<<
C313212111133131211331333133313121111331323221231211111211113313232121113
>>
C313212111133131211331333133313121111331323221231211111211113313232121112
>>