C111123313331323113313331333133313331323123231333133313112123313131
>>
C11112331333132311331333133313331333132312323133313331311212331313
<<
C111123313331323113313331333133313331323123231333133313112123313133
>>
C111123313331323113313331333133313331323123231333133313112123313132
>>