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	mads.xsd"><authority><topic authority="http://vocabularios.saij.gob.ar/vuce/">Derivados del etano</topic></authority><related type="narrower"><topic>Tetraclorofluoroetanos (HCFC-121)</topic></related><related type="narrower"><topic>Triclorodifluoroetanos (HCFC-122)</topic></related><related type="narrower"><topic>Triclorofluoroetanos (HCFC-131)</topic></related><related type="narrower"><topic>Diclorodifluoroetanos (HCFC-132)</topic></related><related type="narrower"><topic>Clorotrifluoroetanos (HCFC-133)</topic></related><related type="broader"><topic>Los demás</topic></related></mads>