C121212231313232233132332313231333132333131313231311331323133313221211111
>>
C12121223131323223313233231323133313233313131323131133132313331322121111
<<
C121212231313232233132332313231333132333131313231311331323133313221211113
>>
C121212231313232233132332313231333132333131313231311331323133313221211112
>>