C312322331333132212111133133313331333133312121111331121133133313231122222121
>>
C31232233133313221211113313331333133313331212111133112113313331323112222212
<<
C312322331333132212111133133313331333133312121111331121133133313231122222123
>>
C312322331333132212111133133313331333133312121111331121133133313231122222122
>>