C312312111133131212111133133313331333133312133313113313332212121
>>
C31231211113313121211113313331333133313331213331311331333221212
<<
C312312111133131212111133133313331333133312133313113313332212123
>>
C312312111133131212111133133313331333133312133313113313332212122
>>