C23221211113313331233133313331312111112111133313331333112322221
>>
C2322121111331333123313331333131211111211113331333133311232222
<<
C23221211113313331233133313331312111112111133313331333112322223
>>
C23221211113313331233133313331312111112111133313331333112322222
>>