C31231211113313112133313331311331333133313331333133312111113331312131
>>
C3123121111331311213331333131133133313331333133313331211111333131213
<<
C31231211113313112133313331311331333133313331333133312111113331312133
>>
C31231211113313112133313331311331333133313331333133312111113331312132
>>