C1111133313331323223313331333133313231333132332131312121
  >>
   C111113331333132322331333133313331323133313233213131212
  <<
   C1111133313331323223313331333133313231333132332131312123
  >>
 
 
 C1111133313331323223313331333133313231333132332131312122
  >>