C312312111111331312111133133313331331121111331333133313231123313111211
>>
C31231211111133131211113313331333133112111133133313331323112331311121
<<
C312312111111331312111133133313331331121111331333133313231123313111213
>>
C312312111111331312111133133313331331121111331333133313231123313111212
>>