C121212231313232233132332313231333132333131313231311331323133313233313232131   >>    C12121223131323223313233231323133313233313131323131133132313331323331323213   <<    C121212231313232233132332313231333132333131313231311331323133313233313232133   >>      C121212231313232233132332313231333132333131313231311331323133313233313232132   >>