C11111333133313232233133313331333132313331323321313331122211211
  >>
   C1111133313331323223313331333133313231333132332131333112221121
  <<
   C11111333133313232233133313331333132313331323321313331122211213
  >>
 
 
 C11111333133313232233133313331333132313331323321313331122211212
  >>