C1111133313331323223313331333133313113313231333133313121133131121111
>>
C111113331333132322331333133313331311331323133313331312113313112111
<<
C1111133313331323223313331333133313113313231333133313121133131121113
>>
C1111133313331323223313331333133313113313231333133313121133131121112
>>