C312322331333132212111133133313331333133312121111123133313231312121
>>
C31232233133313221211113313331333133313331212111112313331323131212
<<
C312322331333132212111133133313331333133312121111123133313231312123
>>
C312322331333132212111133133313331333133312121111123133313231312122
>>