C1111233131211111211113313331333133313232313331333133313332313222313121
>>
C111123313121111121111331333133313331323231333133313331333231322231312
<<
C1111233131211111211113313331333133313232313331333133313332313222313123
>>
C1111233131211111211113313331333133313232313331333133313332313222313122
>>