<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>14102018</termId><termName>acetato de isopropil</termName><termType>PT</termType><termCreatedDate>2026-03-30 20:50:38</termCreatedDate><relation><relationType>BT</relationType><termId>14085424</termId><termName>éster</termName><termType>PT</termType></relation><relation><relationType>RT</relationType><termId>14060957</termId><termName>ácido acético</termName><termType>PT</termType></relation></term>  </Zthes>