C312312111111331312111133133313331312111133131211111133131133132233121
>>
C31231211111133131211113313331333131211113313121111113313113313223312
<<
C312312111111331312111133133313331312111133131211111133131133132233123
>>
C312312111111331312111133133313331312111133131211111133131133132233122
>>