C222133313331333131123313231333133313331333132332111111331322123232311   >>    C22213331333133313112331323133313331333133313233211111133132212323231   <<    C222133313331333131123313231333133313331333132332111111331322123232313   >>      C222133313331333131123313231333133313331333132332111111331322123232312   >>