<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31410766</termId><termName>diacetone alcohol</termName><termType>PT</termType><termNote><![CDATA[ Solvent for nitrocellulose, cellulose acetate, gum, and resin; also used in lacquer, thinner, and ink remover. ]]></termNote><termCreatedDate>2026-03-30 20:50:27</termCreatedDate><relation><relationType>UF</relationType><termId>31410767</termId><termName>alcohol, di-acetone</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31410768</termId><termName>alcohol, diacetone</termName><termType>ND</termType></relation><relation><relationType>UF</relationType><termId>31410769</termId><termName>diacetone</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31373539</termId><termName>alcohol</termName><termType>PT</termType></relation></term>  </Zthes>