C31231211111133131211113313331323133313113313223133313331333132322221
>>
C3123121111113313121111331333132313331311331322313331333133313232222
<<
C31231211111133131211113313331323133313113313223133313331333132322223
>>
C31231211111133131211113313331323133313113313223133313331333132322222
>>