C111112111133131121133133313331333133311221123121111331312111133131321211
>>
C11111211113313112113313331333133313331122112312111133131211113313132121
<<
C111112111133131121133133313331333133311221123121111331312111133131321213
>>
C111112111133131121133133313331333133311221123121111331312111133131321212
>>