C3213322333133313113313221211113313331333131111331322222131211211   >>    C321332233313331311331322121111331333133313111133132222213121121   <<    C3213322333133313113313221211113313331333131111331322222131211213   >>      C3213322333133313113313221211113313331333131111331322222131211212   >>