C222133313331333131123313231333133313331333132331211331333123313331211   >>    C22213331333133313112331323133313331333133313233121133133312331333121   <<    C222133313331333131123313231333133313331333132331211331333123313331213   >>      C222133313331333131123313231333133313331333132331211331333123313331212   >>