C32133223331333131133132212111133133313331311113313222222321211   >>    C3213322333133313113313221211113313331333131111331322222232121   <<    C32133223331333131133132212111133133313331311113313222222321213   >>      C32133223331333131133132212111133133313331311113313222222321212   >>