C11111211113313112113313331333133313331312111133133313332311233121
>>
C1111121111331311211331333133313331333131211113313331333231123312
<<
C11111211113313112113313331333133313331312111133133313332311233123
>>
C11111211113313112113313331333133313331312111133133313332311233122
>>