C3213322333133313113313221211113313331333133313121121123321221311111311   >>    C321332233313331311331322121111331333133313331312112112332122131111131   <<    C3213322333133313113313221211113313331333133313121121123321221311111313   >>      C3213322333133313113313221211113313331333133313121121123321221311111312   >>