C23221211113313331233133313331312111133133313121111133313233111
>>
C2322121111331333123313331333131211113313331312111113331323311
<<
C23221211113313331233133313331312111133133313121111133313233113
>>
C23221211113313331233133313331312111133133313121111133313233112
>>