C11111333133313232233133313331333132313331323321313331333133321233132211
  >>
   C1111133313331323223313331333133313231333132332131333133313332123313221
  <<
   C11111333133313232233133313331333132313331323321313331333133321233132213
  >>
 
 
 C11111333133313232233133313331333132313331323321313331333133321233132212
  >>