C2221333133313331311233132313331333133313331323312113313232313131   >>    C222133313331333131123313231333133313331333132331211331323231313   <<    C2221333133313331311233132313331333133313331323312113313232313133   >>      C2221333133313331311233132313331333133313331323312113313232313132   >>