HETERO-BICYCLIC HYDROCARBONS/SULFUR DIHETERO
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BTHETERO-BICYCLIC HYDROCARBONS
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BTHETEROCYCLIC HYDROCARBONS/SIX-MEMBERED RINGS
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UDC547.89,9*1*2*2*1
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Descriptor GERHETERO-BICYCLISCHE KOHLENWASSERSTOFFE/SCHWEFEL-DIHETERO
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Descriptor ENGHETERO-BICYCLIC HYDROCARBONS/SULFUR DIHETERO
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Descriptor FREHYDROCARBURES HÉTÉROBICYCLIQUES/SOUFRE-DIHÉTÉRO
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Variant GERHETERO-BIZYKLISCHE KOHLENWASSERSTOFFE/SCHWEFEL-DIHETERO
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Variant GERHETEROBICYCLEN/SCHWEFEL-DIHETERO
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Variant GERHETEROBIZYKLEN/SCHWEFEL-DIHETERO
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Variant ENGHETEROBICYCLES/SULFUR DIHETERO
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Variant FREHÉTÉROBICYCLES/SOUFRE-DIHÉTÉRO
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NTTHIANTHRENE + DITHIANES (HETEROCYCLIC HYDROCARBONS)