C32133223331333131133132212111133133313331311113313221313121321   >>    C3213322333133313113313221211113313331333131111331322131312132   <<    C32133223331333131133132212111133133313331311113313221313121323   >>      C32133223331333131133132212111133133313331311113313221313121322   >>