C312312111111331312111133133313331333121111331333133313331333132322132323211
>>
C31231211111133131211113313331333133312111133133313331333133313232213232321
<<
C312312111111331312111133133313331333121111331333133313331333132322132323213
>>
C312312111111331312111133133313331333121111331333133313331333132322132323212
>>