<beilsteinTutorial creator="nicmila@idoox.com">
<key>optical activity</key>
<key>orp</key>
<description>Find optically active furane derivatives.</description>

<query>
<subquery hits="116265" pict="ex15A" conditions='impl.free sites'></subquery>
<subquery hits="600803" text="orp"></subquery>
<subquery text=".Q1 and.Q2" hits="5206"></subquery>
<hit brn="6452" class="hit"></hit>
<hit brn="2729" class="hit"></hit>
</query>

</beilsteinTutorial>