C121212231313232233132332313231323223313133313231323132313331311   >>    C12121223131323223313233231323132322331313331323132313231333131   <<    C121212231313232233132332313231323223313133313231323132313331313   >>      C121212231313232233132332313231323223313133313231323132313331312   >>