C111123313331323113313331333133313331323133113313331311211211312121
>>
C11112331333132311331333133313331333132313311331333131121121131212
<<
C111123313331323113313331333133313331323133113313331311211211312123
>>
C111123313331323113313331333133313331323133113313331311211211312122
>>