C31231211111133131211113313331333133112111133133313331311221123132311
>>
C3123121111113313121111331333133313311211113313331333131122112313231
<<
C31231211111133131211113313331333133112111133133313331311221123132313
>>
C31231211111133131211113313331333133112111133133313331311221123132312
>>