C313212111133131211331333133313331333133311233133313221211111113111
>>
C31321211113313121133133313331333133313331123313331322121111111311
<<
C313212111133131211331333133313331333133311233133313221211111113113
>>
C313212111133131211331333133313331333133311233133313221211111113112
>>