C23221211113313331233133313331312111133133313331211111133112111
>>
C2322121111331333123313331333131211113313331333121111113311211
<<
C23221211113313331233133313331312111133133313331211111133112113
>>
C23221211113313331233133313331312111133133313331211111133112112
>>