C313212111113331323312111133133313331333133312121111113121111131
>>
C31321211111333132331211113313331333133313331212111111312111113
<<
C313212111113331323312111133133313331333133312121111113121111133
>>
C313212111113331323312111133133313331333133312121111113121111132
>>