C121212231313232233132332313231323123231323221323132313232233131
>>
C12121223131323223313233231323132312323132322132313231323223313
<<
C121212231313232233132332313231323123231323221323132313232233133
>>
C121212231313232233132332313231323123231323221323132313232233132
>>