C312322331333132212111133133313331323133313221211111211113313123121221
>>
C31232233133313221211113313331333132313331322121111121111331312312122
<<
C312322331333132212111133133313331323133313221211111211113313123121223
>>
C312322331333132212111133133313331323133313221211111211113313123121222
>>