<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31343296</termId><termName>cyanide</termName><termType>PT</termType><termNote><![CDATA[ Any compound containing the cyano group, for example, sodium cyanide. Organic compounds carrying the group are known as nitriles. ]]></termNote><termCreatedDate>2026-03-30 20:32:35</termCreatedDate><relation><relationType>UF</relationType><termId>31343297</termId><termName>cyanides</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31319736</termId><termName>compounds</termName><termType>PT</termType></relation></term>  </Zthes>