C312312111133131212111133133313231333133313331322121111331333112112121
>>
C31231211113313121211113313331323133313331333132212111133133311211212
<<
C312312111133131212111133133313231333133313331322121111331333112112123
>>
C312312111133131212111133133313231333133313331322121111331333112112122
>>