C313212111133131211331333133313331333133311233133313332313222221
>>
C31321211113313121133133313331333133313331123313331333231322222
<<
C313212111133131211331333133313331333133311233133313332313222223
>>
C313212111133131211331333133313331333133311233133313332313222222
>>