C312312111111331312111133133313331333121111121111331333133313331333133112131221
>>
C31231211111133131211113313331333133312111112111133133313331333133313311213122
<<
C312312111111331312111133133313331333121111121111331333133313331333133112131223
>>
C312312111111331312111133133313331333121111121111331333133313331333133112131222
>>