C11111211113313112113313331333133313331312111133133112121133132232311
>>
C1111121111331311211331333133313331333131211113313311212113313223231
<<
C11111211113313112113313331333133313331312111133133112121133132232313
>>
C11111211113313112113313331333133313331312111133133112121133132232312
>>