C3213322333133313113313221211113313331333133313121121123211211311   >>    C321332233313331311331322121111331333133313331312112112321121131   <<    C3213322333133313113313221211113313331333133313121121123211211313   >>      C3213322333133313113313221211113313331333133313121121123211211312   >>