By using the right style sheet, it's possible to transform or to render easily the information. For example, it's used in the chemical-structures project to generate html datasheet of each compound.
Some papers relevant to this topic have been published.
Here is an example of molecule (D-Alanine) in cml format:
<?xml version="1.0"?>
<molecule xmlns="http://www.xml-cml.org/schema/cml2/core"
id="D-alanine">
<name convention="IUPAC">(2R)-2-Aminopropanoic acid</name>
<atomArray>
<atom id="a1" elementType="H" x3="-3.496" y3="1.763" z3="-2.499"/>
<atom id="a2" elementType="C" x3="-3.687" y3="0.754" z3="-2.120"/>
<atom id="a3" elementType="N" x3="-2.411" y3="0.067" z3="-1.892"/>
<atom id="a4" elementType="H" x3="-1.649" y3="0.745" z3="-1.865"/>
<atom id="a5" elementType="H" x3="-2.208" y3="-0.558" z3="-2.672"/>
<atom id="a6" elementType="C" x3="-4.450" y3="0.847" z3="-0.803"/>
<atom id="a7" elementType="H" x3="-5.398" y3="1.380" z3="-0.932"/>
<atom id="a8" elementType="H" x3="-3.872" y3="1.391" z3="-0.048"/>
<atom id="a9" elementType="H" x3="-4.682" y3="-0.144" z3="-0.401"/>
<atom id="a10" elementType="C" x3="-4.453" y3="-0.004" z3="-3.198"/>
<atom id="a11" elementType="O" x3="-4.044" y3="-0.991" z3="-3.791"/>
<atom id="a12" elementType="O" x3="-5.639" y3="0.577" z3="-3.501"/>
<atom id="a13" elementType="H" x3="-6.093" y3="0.057" z3="-4.197"/>
</atomArray>
<bondArray>
<bond atomRefs2="a1 a2" order="1"/>
<bond atomRefs2="a2 a3" order="1"/>
<bond atomRefs2="a2 a6" order="1"/>
<bond atomRefs2="a2 a10" order="1"/>
<bond atomRefs2="a3 a4" order="1"/>
<bond atomRefs2="a3 a5" order="1"/>
<bond atomRefs2="a6 a7" order="1"/>
<bond atomRefs2="a6 a8" order="1"/>
<bond atomRefs2="a6 a9" order="1"/>
<bond atomRefs2="a10 a11" order="2"/>
<bond atomRefs2="a10 a12" order="1"/>
<bond atomRefs2="a12 a13" order="1"/>
</bondArray>
</molecule>
