C32133223331333131133132212111133133313331311113313221213213211   >>    C3213322333133313113313221211113313331333131111331322121321321   <<    C32133223331333131133132212111133133313331311113313221213213213   >>      C32133223331333131133132212111133133313331311113313221213213212   >>