C312312111111331312111133133313331333121111121133133313331221311
>>
C31231211111133131211113313331333133312111112113313331333122131
<<
C312312111111331312111133133313331333121111121133133313331221313
>>
C312312111111331312111133133313331333121111121133133313331221312
>>