n>&nbsp;<span class="constructor">Ptype_variant</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Parsetree</span>.constructor_declaration&nbsp;list<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="constructor">Ptype_record</span>&nbsp;<span class="keyword">of</span>&nbsp;<span class="constructor">Parsetree</span>.label_declaration&nbsp;list<br>
&nbsp;&nbsp;&nbsp;&nbsp;<span class="keywordsign">|</span>&nbsp;<span class="constructor">Ptype_open</span>