C222133313331333131123313231333133313331333132323213331311331333112323321231211   >>    C22213331333133313112331323133313331333133313232321333131133133311232332123121   <<    C222133313331333131123313231333133313331333132323213331311331333112323321231213   >>      C222133313331333131123313231333133313331333132323213331311331333112323321231212   >>