C312312111133131212111133131133133313331311331211111133131133133313232133121
>>
C31231211113313121211113313113313331333131133121111113313113313331323213312
<<
C312312111133131212111133131133133313331311331211111133131133133313232133123
>>
C312312111133131212111133131133133313331311331211111133131133133313232133122
>>