C11231323321111331312111133133313331323223313223311233131
  >>
   C1123132332111133131211113313331333132322331322331123313
  <<
   C11231323321111331312111133133313331323223313223311233133
  >>
 
 
 C11231323321111331312111133133313331323223313223311233132
  >>