C32133223331333131133132212111133133313331311113313222221123121321   >>    C3213322333133313113313221211113313331333131111331322222112312132   <<    C32133223331333131133132212111133133313331311113313222221123121323   >>      C32133223331333131133132212111133133313331311113313222221123121322   >>