C312312111111331312111133133313231333133313112331333133313331311331331123211
>>
C31231211111133131211113313331323133313331311233133313331333131133133112321
<<
C312312111111331312111133133313231333133313112331333133313331311331331123213
>>
C312312111111331312111133133313231333133313112331333133313331311331331123212
>>