C23221211113313331233133313331312111112111112111113331333131111121
>>
C2322121111331333123313331333131211111211111211111333133313111112
<<
C23221211113313331233133313331312111112111112111113331333131111123
>>
C23221211113313331233133313331312111112111112111113331333131111122
>>