C11111211113313112113313331333133313331333121111121111331323121121
>>
C1111121111331311211331333133313331333133312111112111133132312112
<<
C11111211113313112113313331333133313331333121111121111331323121123
>>
C11111211113313112113313331333133313331333121111121111331323121122
>>