C11112331312111112111133133313331333133313232233132332221
  >>
   C1111233131211111211113313331333133313331323223313233222
  <<
   C11112331312111112111133133313331333133313232233132332223
  >>
 
 
 C11112331312111112111133133313331333133313232233132332222
  >>