C1111233131211111211113313331333133313331311211331333133313331333132222111
>>
C111123313121111121111331333133313331333131121133133313331333133313222211
<<
C1111233131211111211113313331333133313331311211331333133313331333132222113
>>
C1111233131211111211113313331333133313331311211331333133313331333132222112
>>