C2221333133313331311233132313331333133313331323321111121111113313121112212121
>>
C222133313331333131123313231333133313331333132332111112111111331312111221212
<<
C2221333133313331311233132313331333133313331323321111121111113313121112212123
>>
C2221333133313331311233132313331333133313331323321111121111113313121112212122
>>