web.config for reverse proxy

<?xml version="1.0" encoding="UTF-8"?>
<configuration>
  <system.webServer>
    <rewrite>
      <rules>
        <rule name="ReverseProxyInboundRule" stopProcessing="true">
          <match url="(.*)" />
          <action type="Rewrite" url="https://cm.green/{R:1}" />
        </rule>
      </rules>
      <outboundRules>
        <rule name="ReverseProxyOutboundRule1" preCondition="IsRedirection">
          <match serverVariable="RESPONSE_Location" pattern="^http(s)?://cm.green/(.*)" />
          <action type="Rewrite" value="http{R:1}://public.cm.com/{R:2}" />
        </rule>
        <rule name="ReverseProxyOutboundRule2" preCondition="IsRedirection">
          <match serverVariable="RESPONSE_Location" pattern="^http(s)?://cm.blue/(.*)" />
          <action type="Rewrite" value="http{R:1}://public.cm.com/{R:2}" />
        </rule>
        <preConditions>
          <preCondition name="IsRedirection">
            <add input="{RESPONSE_STATUS}" pattern="3\d\d" />
          </preCondition>
        </preConditions>
      </outboundRules>
    </rewrite>
  </system.webServer>
</configuration>