C3213322333133313113313221211113313331333131111331322222112211321   >>    C321332233313331311331322121111331333133313111133132222211221132   <<    C3213322333133313113313221211113313331333131111331322222112211323   >>      C3213322333133313113313221211113313331333131111331322222112211322   >>