C222133313331333131123313231333133313331333133313331333131232313121   >>    C22213331333133313112331323133313331333133313331333133313123231312   <<    C222133313331333131123313231333133313331333133313331333131232313123   >>      C222133313331333131123313231333133313331333133313331333131232313122   >>