C313212111113331323312111133133313331333133312121111332113313231211
>>
C31321211111333132331211113313331333133313331212111133211331323121
<<
C313212111113331323312111133133313331333133312121111332113313231213
>>
C313212111113331323312111133133313331333133312121111332113313231212
>>