DIBENZODIOXINS (HETEROCYCLIC HYDROCARBONS)
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BTHETERO-TRICYCLIC HYDROCARBONS/OXYGEN DIHETERO
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BTCONDENSED HETERO-POLYCYCLIC HYDROCARBONS/ONLY OXYGEN AS HETEROATOM
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UDC547.89,9*1*0*2*2*1
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Descriptor GERDIBENZODIOXINE (HETEROCYCLISCHE KOHLENWASSERSTOFFE)
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Descriptor ENGDIBENZODIOXINS (HETEROCYCLIC HYDROCARBONS)
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Descriptor FREDIBENZODIOXINES (HYDROCARBURES HÉTÉROCYCLIQUES)
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Variant GERDIOXINE/DIBENZODIOXINE (HETEROCYCLISCHE KOHLENWASSERSTOFFE)
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Variant ENGDIOXINS/DIBENZODIOXINS (HETEROCYCLIC HYDROCARBONS)
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Variant FREDIOXINES/DIBENZODIOXINES (HYDROCARBURES HÉTÉROCYCLIQUES)
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NTHALOGENATED DIBENZODIOXINS (HETEROCYCLIC HYDROCARBONS)
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RTDIOXINS AND FURANS, BENZODIOXINS, DIBENZODIOXINS, BENZOFURANS, DIBENZOFURANS (ENVIRONMENTAL POLLUTANTS)