C32133223331333131133132212111133133313331311113313222221223233321   >>    C3213322333133313113313221211113313331333131111331322222122323332   <<    C32133223331333131133132212111133133313331311113313222221223233323   >>      C32133223331333131133132212111133133313331311113313222221223233322   >>