C313212111113331323312111133133313331333133313331333133313331323221211111312121
>>
C31321211111333132331211113313331333133313331333133313331333132322121111131212
<<
C313212111113331323312111133133313331333133313331333133313331323221211111312123
>>
C313212111113331323312111133133313331333133313331333133313331323221211111312122
>>