C312312111133131212111133133313231333133313331322121111331333131312131
>>
C31231211113313121211113313331323133313331333132212111133133313131213
<<
C312312111133131212111133133313231333133313331322121111331333131312133
>>
C312312111133131212111133133313231333133313331322121111331333131312132
>>