C1111233131211111211113313231333133313331323331333131211113311221123123311
>>
C111123313121111121111331323133313331333132333133313121111331122112312331
<<
C1111233131211111211113313231333133313331323331333131211113311221123123313
>>
C1111233131211111211113313231333133313331323331333131211113311221123123312
>>