C313212111133131211331333133313331333133311233133313121111121111133123213322121
>>
C31321211113313121133133313331333133313331123313331312111112111113312321332212
<<
C313212111133131211331333133313331333133311233133313121111121111133123213322123
>>
C313212111133131211331333133313331333133311233133313121111121111133123213322122
>>