C312312111111331312111133133313231333133313112331333133313113133313233123231
>>
C31231211111133131211113313331323133313331311233133313331311313331323312323
<<
C312312111111331312111133133313231333133313112331333133313113133313233123233
>>
C312312111111331312111133133313231333133313112331333133313113133313233123232
>>