C3213322333133313113313221211113313331333131111331322222122132312331   >>    C321332233313331311331322121111331333133313111133132222212213231233   <<    C3213322333133313113313221211113313331333131111331322222122132312333   >>      C3213322333133313113313221211113313331333131111331322222122132312332   >>