<?xml version="1.0" encoding="utf-8"?><mads xmlns="http://www.loc.gov/mads/" xmlns:mods="http://www.loc.gov/mods/v3" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xsi:schemaLocation="http://www.loc.gov/mads/
	mads.xsd"><authority><topic authority="http://www.serbi.ula.ve/tematres/vocab/">QUIMICA ORGANICA</topic></authority><related type="narrower"><topic>AGENTES ACTIVOS DE SUPERFICIE</topic></related><related type="narrower"><topic>CARBIHIDRATOS</topic></related><related type="narrower"><topic>ENFOQUE ISOELECTRICO</topic></related><related type="narrower"><topic>ESTEREOQUIMICA</topic></related><related type="narrower"><topic>FISICOQUIMICA ORGANICA</topic></related><related type="narrower"><topic>GEOQUIMICA ORGANICA</topic></related><related type="narrower"><topic>QUIMICA ORGANOMETALICA</topic></related><related type="narrower"><topic>RADICALES (QUIMICA)</topic></related><related type="broader"><topic>BIOQUIMICA</topic></related> <note xml:lang="es">Usese para obras generales sobre esta área del conocimiento. Obras sobre grupos especiales de compuestos de carbono y sus reacciones aparecen bajo el encabezamiento Compuestos de carbono </note></mads>