C111123313331323113313331333133313331323133113313331333132322121133121
>>
C11112331333132311331333133313331333132313311331333133313232212113312
<<
C111123313331323113313331333133313331323133113313331333132322121133123
>>
C111123313331323113313331333133313331323133113313331333132322121133122
>>