<?xml version="1.0" standalone="yes"?>
<!--

       Copyright 2011 Peter Murray-Rust et. al.

       Licensed under the Apache License, Version 2.0 (the "License");
       you may not use this file except in compliance with the License.
       You may obtain a copy of the License at

           http://www.apache.org/licenses/LICENSE-2.0

       Unless required by applicable law or agreed to in writing, software
       distributed under the License is distributed on an "AS IS" BASIS,
       WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
       See the License for the specific language governing permissions and
       limitations under the License.

-->

<cml title="example of IDs on atoms" 
   xmlns="http://www.xml-cml.org/schema"
   xsi:schemaLocation="http://www.xml-cml.org/schema ../../schema.xsd" 
   xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
>
  <molecule id="m1">
    <atomArray>
<!-- this atom might be referenced as m1:a2. This is not formally
     part of CML yet -->
      <atom id="a2" elementType="O"/>
    </atomArray>
  </molecule>
  <molecule id="m2">
    <atomArray>
<!-- this atom might be referenced as m2:a2. This is not formally
     part of CML yet -->
      <atom id="a2" elementType="O"/>
    </atomArray>
  </molecule>
</cml>
  
    