<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31410763</termId><termName>butyl alcohol</termName><termType>PT</termType><termNote><![CDATA[ Colorless liquid solvent with an oily odor comprising any of four types of flammable liquid alcohol containing four carbons and used chiefly in organic synthesis and as a solvent. Of the four isomeric forms (n-butanol, isobutanol, t-butanol, sec-butanol), normal butanol is the most common. ]]></termNote><termCreatedDate>2026-03-30 20:50:27</termCreatedDate><relation><relationType>UF</relationType><termId>31410764</termId><termName>alcohol, butyl</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31410765</termId><termName>butyl alcohols</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31373539</termId><termName>alcohol</termName><termType>PT</termType></relation><relation><relationType>NT</relationType><termId>31436653</termId><termName>butanol</termName><termType>PT</termType></relation></term>  </Zthes>