C313212111133131211331333133313331333133311233133313233213232211
>>
C31321211113313121133133313331333133313331123313331323321323221
<<
C313212111133131211331333133313331333133311233133313233213232213
>>
C313212111133131211331333133313331333133311233133313233213232212
>>