-1.4">1.4</a>. Compliance ................................................ <a href="#page-3">3</a>
      <a href="#section-1.5">1.5</a>.  Definitions of terms and conventions used ................ <a href="#page-3">3</a>
      <a href="#section-1.6">1.6</a>. Changes from previous versions ............................ <a href="#page-4">4</a>
   <a href="#section-2">2</a>. Compressed representation overview ............................. <a href="#page-4">4</a>
   <a href="#section-3">3</a>. Detailed specifica