I need to check 4 different headers and re-direct

when HTTP_REQUEST {
  switch [string tolower [HTTP::host]] {
    "o-zone.ou.edu" ||
    "0zone.ou.edu" ||
    "ouzone.ou.edu" ||
    "zone.ou.edu" {
      HTTP::redirect "https://ozone.ou.edu"
    }
    default {
    pool xxx
    }
  }
}