C11231323321111331312111133133313331323223313231323131131
  >>
   C1123132332111133131211113313331333132322331323132313113
  <<
   C11231323321111331312111133133313331323223313231323131133
  >>
 
 
 C11231323321111331312111133133313331323223313231323131132
  >>