C1111133313331323223313331333133313231323223313232331221
  >>
   C111113331333132322331333133313331323132322331323233122
  <<
   C1111133313331323223313331333133313231323223313232331223
  >>
 
 
 C1111133313331323223313331333133313231323223313232331222
  >>