C111112111133131121133133313331333133313331322121111331333132233312211
>>
C11111211113313112113313331333133313331333132212111133133313223331221
<<
C111112111133131121133133313331333133313331322121111331333132233312213
>>
C111112111133131121133133313331333133313331322121111331333132233312212
>>