C31321211111333132331211113313331333133313331212111133121112121
>>
C3132121111133313233121111331333133313331333121211113312111212
<<
C31321211111333132331211113313331333133313331212111133121112123
>>
C31321211111333132331211113313331333133313331212111133121112122
>>