C1111233133313231133133313231333133313113313113313331333222322111
>>
C111123313331323113313331323133313331311331311331333133322232211
<<
C1111233133313231133133313231333133313113313113313331333222322113
>>
C1111233133313231133133313231333133313113313113313331333222322112
>>