C222133313331333131123313231333133313331333132112323133313221323222223131   >>    C22213331333133313112331323133313331333133313211232313331322132322222313   <<    C222133313331333131123313231333133313331333132112323133313221323222223133   >>      C222133313331333131123313231333133313331333132112323133313221323222223132   >>