C31321211111333132331211113313331333133313331212111133213112121
>>
C3132121111133313233121111331333133313331333121211113321311212
<<
C31321211111333132331211113313331333133313331212111133213112123
>>
C31321211111333132331211113313331333133313331212111133213112122
>>