C222133313331333131123313231333133313331333132112323133313331322112333121   >>    C22213331333133313112331323133313331333133313211232313331333132211233312   <<    C222133313331333131123313231333133313331333132112323133313331322112333123   >>      C222133313331333131123313231333133313331333132112323133313331322112333122   >>