C222133313331333131123313231333133313331313113313331333131213133311331   >>    C22213331333133313112331323133313331333131311331333133313121313331133   <<    C222133313331333131123313231333133313331313113313331333131213133311333   >>      C222133313331333131123313231333133313331313113313331333131213133311332   >>