<?xml version="1.0" encoding="utf-8"?><!DOCTYPE Zthes SYSTEM "http://zthes.z3950.org/xml/zthes-05.dtd">  <Zthes><term><termId>31373521</termId><termName>oligomers</termName><termType>PT</termType><termNote><![CDATA[ Polymers containing relatively few monomers, usually less than five. ]]></termNote><termCreatedDate>2026-03-30 20:40:44</termCreatedDate><relation><relationType>UF</relationType><termId>31373522</termId><termName>oligomer</termName><termType>ND</termType></relation><relation><relationType>BT</relationType><termId>31343235</termId><termName>polymers</termName><termType>PT</termType></relation></term>  </Zthes>