C312312111133131212111133133313231333133313331333133311212111113331313231211
>>
C31231211113313121211113313331323133313331333133313331121211111333131323121
<<
C312312111133131212111133133313231333133313331333133311212111113331313231213
>>
C312312111133131212111133133313231333133313331333133311212111113331313231212
>>