C3132121111133313233121111331333133313331333121211113312111133132211
>>
C313212111113331323312111133133313331333133312121111331211113313221
<<
C3132121111133313233121111331333133313331333121211113312111133132213
>>
C3132121111133313233121111331333133313331333121211113312111133132212
>>