C313212111113331323312111133133313331333133313331333133112111133132322331312121
>>
C31321211111333132331211113313331333133313331333133313311211113313232233131212
<<
C313212111113331323312111133133313331333133313331333133112111133132322331312123
>>
C313212111113331323312111133133313331333133313331333133112111133132322331312122
>>