C3132121111133313233121111331333133313331333133313331323131212121
>>
C313212111113331323312111133133313331333133313331333132313121212
<<
C3132121111133313233121111331333133313331333133313331323131212123
>>
C3132121111133313233121111331333133313331333133313331323131212122
>>